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BREAKING(encoding/csv): make column argument optional (#2168)
This commit is contained in:
Lucas Henrique
GitHub
parent
3d802b2b3c
commit
d3b14b2aa0
@ -227,7 +227,7 @@ let columns: Column[] = [
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"age",
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];
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console.log(await stringify(data, columns));
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console.log(await stringify(data, { columns }));
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// first,age
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// Rick,70
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// Morty,14
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@ -245,7 +245,7 @@ columns = [
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},
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];
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console.log(await stringify(data, columns, { separator: "\t" }));
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console.log(await stringify(data, { separator: "\t", columns }));
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// name is_adult
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// Rick Sanchez true
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// Morty Smith false
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@ -111,6 +111,7 @@ async function getValuesFromItem(
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): Promise<unknown[]> {
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const values: unknown[] = [];
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if (normalizedColumns.length) {
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for (const column of normalizedColumns) {
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let value: unknown = item;
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@ -119,7 +120,9 @@ async function getValuesFromItem(
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if (Array.isArray(value)) {
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if (typeof prop === "number") value = value[prop];
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else {
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throw new StringifyError('Property accessor is not of type "number"');
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throw new StringifyError(
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'Property accessor is not of type "number"',
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);
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}
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} // I think this assertion is safe. Confirm?
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else value = (value as ObjectWithStringPropertyKeys)[prop];
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@ -128,6 +131,17 @@ async function getValuesFromItem(
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if (typeof column.fn === "function") value = await column.fn(value);
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values.push(value);
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}
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} else {
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if (Array.isArray(item)) {
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values.push(...item);
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} else if (typeof item === "object") {
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throw new StringifyError(
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"No property accessor function was provided for object",
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);
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} else {
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values.push(item);
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}
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}
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return values;
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}
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@ -145,23 +159,17 @@ async function getValuesFromItem(
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export type StringifyOptions = {
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headers?: boolean;
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separator?: string;
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columns?: Column[];
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};
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/**
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* @param data The array of objects to encode
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* @param columns Array of values specifying which data to include in the output
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* @param options Output formatting options
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*/
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export async function stringify(
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data: DataItem[],
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columns: Column[],
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options: StringifyOptions = {},
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{ headers = true, separator: sep = ",", columns = [] }: StringifyOptions = {},
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): Promise<string> {
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const { headers, separator: sep } = {
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headers: true,
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separator: ",",
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...options,
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};
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if (sep.includes(QUOTE) || sep.includes(NEWLINE)) {
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const message = [
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"Separator cannot include the following strings:",
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@ -788,7 +788,7 @@ Deno.test({
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const data = [["foo"], ["bar"]];
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const errorMessage = 'Property accessor is not of type "number"';
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await assertRejects(
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async () => await stringify(data, columns),
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async () => await stringify(data, { columns }),
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StringifyError,
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errorMessage,
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);
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@ -806,9 +806,9 @@ Deno.test({
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' - U+0022: Quotation mark (")',
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" - U+000D U+000A: Carriage Return + Line Feed (\\r\\n)",
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].join("\n");
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const options = { separator: '"' };
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const options = { separator: '"', columns };
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await assertRejects(
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async () => await stringify(data, columns, options),
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async () => await stringify(data, options),
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StringifyError,
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errorMessage,
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);
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@ -826,9 +826,9 @@ Deno.test({
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' - U+0022: Quotation mark (")',
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" - U+000D U+000A: Carriage Return + Line Feed (\\r\\n)",
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].join("\n");
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const options = { separator: "\r\n" };
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const options = { separator: "\r\n", columns };
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await assertRejects(
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async () => await stringify(data, columns, options),
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async () => await stringify(data, options),
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StringifyError,
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errorMessage,
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);
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@ -847,21 +847,33 @@ Deno.test({
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];
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const data = [{ msg: { value: "foo" } }, { msg: { value: "bar" } }];
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await assertRejects(
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async () => await stringify(data, columns),
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async () => await stringify(data, { columns }),
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TypeError,
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);
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},
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},
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);
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await t.step(
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{
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name: "Invalid data, no columns",
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async fn() {
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const data = [{ a: 1 }, { a: 2 }];
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await assertRejects(
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async () => await stringify(data),
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StringifyError,
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"No property accessor function was provided for object",
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);
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},
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},
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);
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await t.step(
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{
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name: "No data, no columns",
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async fn() {
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const columns: string[] = [];
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const data: string[][] = [];
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const output = NEWLINE;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data), output);
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},
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},
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);
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@ -872,8 +884,8 @@ Deno.test({
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const columns: string[] = [];
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const data: string[][] = [];
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const output = ``;
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const options = { headers: false };
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assertEquals(await stringify(data, columns, options), output);
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const options = { headers: false, columns };
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assertEquals(await stringify(data, options), output);
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},
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},
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);
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@ -884,7 +896,7 @@ Deno.test({
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const columns = ["a"];
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const data: string[][] = [];
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const output = `a${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -896,19 +908,8 @@ Deno.test({
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const columns = ["a"];
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const data: string[][] = [];
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const output = ``;
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const options = { headers: false };
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assertEquals(await stringify(data, columns, options), output);
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},
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},
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);
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await t.step(
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{
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name: "Data, no columns",
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async fn() {
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const columns: string[] = [];
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const data = [{ a: 1 }, { a: 2 }];
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const output = `${NEWLINE}${NEWLINE}${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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const options = { headers: false, columns };
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assertEquals(await stringify(data, options), output);
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},
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},
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);
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@ -919,8 +920,8 @@ Deno.test({
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const columns = [0, 1];
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const data = [["foo", "bar"], ["baz", "qux"]];
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const output = `0\r1${NEWLINE}foo\rbar${NEWLINE}baz\rqux${NEWLINE}`;
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const options = { separator: "\r" };
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assertEquals(await stringify(data, columns, options), output);
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const options = { separator: "\r", columns };
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assertEquals(await stringify(data, options), output);
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},
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},
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);
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@ -932,8 +933,8 @@ Deno.test({
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const columns = [0, 1];
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const data = [["foo", "bar"], ["baz", "qux"]];
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const output = `0\n1${NEWLINE}foo\nbar${NEWLINE}baz\nqux${NEWLINE}`;
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const options = { separator: "\n" };
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assertEquals(await stringify(data, columns, options), output);
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const options = { separator: "\n", columns };
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assertEquals(await stringify(data, options), output);
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},
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},
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);
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@ -944,7 +945,7 @@ Deno.test({
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const columns = [1];
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const data = [{ 1: 1 }, { 1: 2 }];
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const output = `1${NEWLINE}1${NEWLINE}2${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -956,8 +957,8 @@ Deno.test({
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const columns = [{ header: "Value", prop: "value" }];
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const data = [{ value: "foo" }, { value: "bar" }];
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const output = `foo${NEWLINE}bar${NEWLINE}`;
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const options = { headers: false };
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assertEquals(await stringify(data, columns, options), output);
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const options = { headers: false, columns };
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assertEquals(await stringify(data, options), output);
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},
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},
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);
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@ -968,7 +969,7 @@ Deno.test({
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const columns = [1];
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const data = [["key", "foo"], ["key", "bar"]];
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const output = `1${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -980,7 +981,7 @@ Deno.test({
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const columns = [[1]];
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const data = [{ 1: 1 }, { 1: 2 }];
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const output = `1${NEWLINE}1${NEWLINE}2${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -991,7 +992,7 @@ Deno.test({
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const columns = [[1]];
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const data = [["key", "foo"], ["key", "bar"]];
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const output = `1${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1003,7 +1004,7 @@ Deno.test({
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const columns = [[1, 1]];
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const data = [["key", ["key", "foo"]], ["key", ["key", "bar"]]];
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const output = `1${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1014,7 +1015,7 @@ Deno.test({
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const columns = ["value"];
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const data = [{ value: "foo" }, { value: "bar" }];
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const output = `value${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1025,7 +1026,7 @@ Deno.test({
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const columns = [["value"]];
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const data = [{ value: "foo" }, { value: "bar" }];
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const output = `value${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1036,7 +1037,7 @@ Deno.test({
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const columns = [["msg", "value"]];
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const data = [{ msg: { value: "foo" } }, { msg: { value: "bar" } }];
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const output = `value${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1052,7 +1053,7 @@ Deno.test({
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];
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const data = [{ msg: { value: "foo" } }, { msg: { value: "bar" } }];
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const output = `Value${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1068,7 +1069,7 @@ Deno.test({
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];
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const data = [{ msg: { value: "foo" } }, { msg: { value: "bar" } }];
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const output = `value${NEWLINE}FOO${NEWLINE}BAR${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1084,7 +1085,7 @@ Deno.test({
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];
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const data = [{ msg: { value: "foo" } }, { msg: { value: "bar" } }];
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const output = `value${NEWLINE}FOO${NEWLINE}BAR${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1101,7 +1102,7 @@ Deno.test({
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];
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const data = [{ msg: { value: "foo" } }, { msg: { value: "bar" } }];
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const output = `msg${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1118,7 +1119,7 @@ Deno.test({
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];
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const data = [{ msg: { value: "foo" } }, { msg: { value: "bar" } }];
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const output = `Value${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1130,7 +1131,7 @@ Deno.test({
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const data = [[{ value: "foo" }], [{ value: "bar" }]];
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const output =
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`0${NEWLINE}"{""value"":""foo""}"${NEWLINE}"{""value"":""bar""}"${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1145,7 +1146,7 @@ Deno.test({
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];
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const output =
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`0${NEWLINE}"[{""value"":""foo""},{""value"":""bar""}]"${NEWLINE}"[{""value"":""baz""},{""value"":""qux""}]"${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1157,7 +1158,7 @@ Deno.test({
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const data = [[["foo", "bar"]], [["baz", "qux"]]];
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const output =
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`0${NEWLINE}"[""foo"",""bar""]"${NEWLINE}"[""baz"",""qux""]"${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1170,8 +1171,8 @@ Deno.test({
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const data = [[["foo", "bar"]], [["baz", "qux"]]];
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const output =
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`0${NEWLINE}"[""foo"",""bar""]"${NEWLINE}"[""baz"",""qux""]"${NEWLINE}`;
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const options = { separator: "\t" };
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assertEquals(await stringify(data, columns, options), output);
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const options = { separator: "\t", columns };
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assertEquals(await stringify(data, options), output);
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},
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},
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);
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@ -1182,7 +1183,7 @@ Deno.test({
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const columns = [0];
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const data = [[], []];
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const output = `0${NEWLINE}${NEWLINE}${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1193,7 +1194,7 @@ Deno.test({
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const columns = [0];
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const data = [[null], [null]];
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const output = `0${NEWLINE}${NEWLINE}${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1204,7 +1205,7 @@ Deno.test({
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const columns = [0];
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const data = [[0xa], [0xb]];
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const output = `0${NEWLINE}10${NEWLINE}11${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1215,7 +1216,7 @@ Deno.test({
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const columns = [0];
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const data = [[BigInt("1")], [BigInt("2")]];
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const output = `0${NEWLINE}1${NEWLINE}2${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1226,7 +1227,7 @@ Deno.test({
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const columns = [0];
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const data = [[true], [false]];
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const output = `0${NEWLINE}true${NEWLINE}false${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1237,7 +1238,7 @@ Deno.test({
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const columns = [0];
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const data = [["foo"], ["bar"]];
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const output = `0${NEWLINE}foo${NEWLINE}bar${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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@ -1249,7 +1250,7 @@ Deno.test({
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const data = [[Symbol("foo")], [Symbol("bar")]];
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const output =
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`0${NEWLINE}Symbol(foo)${NEWLINE}Symbol(bar)${NEWLINE}`;
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assertEquals(await stringify(data, columns), output);
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assertEquals(await stringify(data, { columns }), output);
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},
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},
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);
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||||
@ -1260,7 +1261,7 @@ Deno.test({
|
||||
const columns = [0];
|
||||
const data = [[(n: number) => n]];
|
||||
const output = `0${NEWLINE}(n)=>n${NEWLINE}`;
|
||||
assertEquals(await stringify(data, columns), output);
|
||||
assertEquals(await stringify(data, { columns }), output);
|
||||
},
|
||||
},
|
||||
);
|
||||
@ -1271,7 +1272,7 @@ Deno.test({
|
||||
const columns = [0];
|
||||
const data = [['foo"']];
|
||||
const output = `0${NEWLINE}"foo"""${NEWLINE}`;
|
||||
assertEquals(await stringify(data, columns), output);
|
||||
assertEquals(await stringify(data, { columns }), output);
|
||||
},
|
||||
},
|
||||
);
|
||||
@ -1282,7 +1283,7 @@ Deno.test({
|
||||
const columns = [0];
|
||||
const data = [["foo\r\n"]];
|
||||
const output = `0${NEWLINE}"foo\r\n"${NEWLINE}`;
|
||||
assertEquals(await stringify(data, columns), output);
|
||||
assertEquals(await stringify(data, { columns }), output);
|
||||
},
|
||||
},
|
||||
);
|
||||
@ -1293,7 +1294,7 @@ Deno.test({
|
||||
const columns = [0];
|
||||
const data = [["foo\r"]];
|
||||
const output = `0${NEWLINE}foo\r${NEWLINE}`;
|
||||
assertEquals(await stringify(data, columns), output);
|
||||
assertEquals(await stringify(data, { columns }), output);
|
||||
},
|
||||
},
|
||||
);
|
||||
@ -1304,7 +1305,7 @@ Deno.test({
|
||||
const columns = [0];
|
||||
const data = [["foo\n"]];
|
||||
const output = `0${NEWLINE}foo\n${NEWLINE}`;
|
||||
assertEquals(await stringify(data, columns), output);
|
||||
assertEquals(await stringify(data, { columns }), output);
|
||||
},
|
||||
},
|
||||
);
|
||||
@ -1315,7 +1316,7 @@ Deno.test({
|
||||
const columns = [0];
|
||||
const data = [["foo,"]];
|
||||
const output = `0${NEWLINE}"foo,"${NEWLINE}`;
|
||||
assertEquals(await stringify(data, columns), output);
|
||||
assertEquals(await stringify(data, { columns }), output);
|
||||
},
|
||||
},
|
||||
);
|
||||
@ -1327,10 +1328,19 @@ Deno.test({
|
||||
const data = [["foo,"]];
|
||||
const output = `0${NEWLINE}foo,${NEWLINE}`;
|
||||
|
||||
const options = { separator: "\t" };
|
||||
assertEquals(await stringify(data, columns, options), output);
|
||||
const options = { separator: "\t", columns };
|
||||
assertEquals(await stringify(data, options), output);
|
||||
},
|
||||
},
|
||||
);
|
||||
await t.step({
|
||||
name: "Valid data, no columns",
|
||||
async fn() {
|
||||
const data = [[1, 2, 3], [4, 5, 6]];
|
||||
const output = `${NEWLINE}1,2,3${NEWLINE}4,5,6${NEWLINE}`;
|
||||
|
||||
assertEquals(await stringify(data), output);
|
||||
},
|
||||
});
|
||||
},
|
||||
});
|
||||
|
||||
Loading…
Reference in New Issue
Block a user