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feat: lengthMarker option

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This commit is contained in:
Johann Schopplich
2025-10-25 19:38:45 +02:00
parent 07feebc3b8
commit 45352879e1
6 changed files with 88 additions and 13 deletions
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24
src/encoders.ts
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@@ -88,7 +88,7 @@ export function encodeArray(
options: ResolvedEncodeOptions,
): void {
if (value.length === 0) {
const header = formatHeader(0, key ? { key, delimiter: options.delimiter } : { delimiter: options.delimiter })
const header = formatHeader(0, { key, delimiter: options.delimiter, lengthMarker: options.lengthMarker })
writer.push(depth, header)
return
}
@@ -135,7 +135,7 @@ export function encodeInlinePrimitiveArray(
depth: Depth,
options: ResolvedEncodeOptions,
): void {
const formatted = formatInlineArray(values, options.delimiter, prefix)
const formatted = formatInlineArray(values, options.delimiter, prefix, options.lengthMarker)
writer.push(depth, formatted)
}
@@ -150,19 +150,19 @@ export function encodeArrayOfArraysAsListItems(
depth: Depth,
options: ResolvedEncodeOptions,
): void {
const header = formatHeader(values.length, prefix ? { key: prefix, delimiter: options.delimiter } : { delimiter: options.delimiter })
const header = formatHeader(values.length, { key: prefix, delimiter: options.delimiter, lengthMarker: options.lengthMarker })
writer.push(depth, header)
for (const arr of values) {
if (isArrayOfPrimitives(arr)) {
const inline = formatInlineArray(arr, options.delimiter)
const inline = formatInlineArray(arr, options.delimiter, undefined, options.lengthMarker)
writer.push(depth + 1, `${LIST_ITEM_PREFIX}${inline}`)
}
}
}
export function formatInlineArray(values: readonly JsonPrimitive[], delimiter: string, prefix?: string): string {
const header = formatHeader(values.length, prefix ? { key: prefix, delimiter } : { delimiter })
export function formatInlineArray(values: readonly JsonPrimitive[], delimiter: string, prefix?: string, lengthMarker?: '#' | false): string {
const header = formatHeader(values.length, { key: prefix, delimiter, lengthMarker })
const joinedValue = joinEncodedValues(values, delimiter)
// Only add space if there are values
if (values.length === 0) {
@@ -183,7 +183,7 @@ export function encodeArrayOfObjectsAsTabular(
depth: Depth,
options: ResolvedEncodeOptions,
): void {
const headerStr = formatHeader(rows.length, { key: prefix, fields: header, delimiter: options.delimiter })
const headerStr = formatHeader(rows.length, { key: prefix, fields: header, delimiter: options.delimiter, lengthMarker: options.lengthMarker })
writer.push(depth, `${headerStr}`)
writeTabularRows(rows, header, writer, depth + 1, options)
@@ -254,7 +254,7 @@ export function encodeMixedArrayAsListItems(
depth: Depth,
options: ResolvedEncodeOptions,
): void {
const header = formatHeader(items.length, prefix ? { key: prefix, delimiter: options.delimiter } : { delimiter: options.delimiter })
const header = formatHeader(items.length, { key: prefix, delimiter: options.delimiter, lengthMarker: options.lengthMarker })
writer.push(depth, header)
for (const item of items) {
@@ -265,7 +265,7 @@ export function encodeMixedArrayAsListItems(
else if (isJsonArray(item)) {
// Direct array as list item
if (isArrayOfPrimitives(item)) {
const inline = formatInlineArray(item, options.delimiter)
const inline = formatInlineArray(item, options.delimiter, undefined, options.lengthMarker)
writer.push(depth + 1, `${LIST_ITEM_PREFIX}${inline}`)
}
}
@@ -294,7 +294,7 @@ export function encodeObjectAsListItem(obj: JsonObject, writer: LineWriter, dept
else if (isJsonArray(firstValue)) {
if (isArrayOfPrimitives(firstValue)) {
// Inline format for primitive arrays
const formatted = formatInlineArray(firstValue, options.delimiter, firstKey)
const formatted = formatInlineArray(firstValue, options.delimiter, firstKey, options.lengthMarker)
writer.push(depth, `${LIST_ITEM_PREFIX}${formatted}`)
}
else if (isArrayOfObjects(firstValue)) {
@@ -302,7 +302,7 @@ export function encodeObjectAsListItem(obj: JsonObject, writer: LineWriter, dept
const header = detectTabularHeader(firstValue)
if (header) {
// Tabular format for uniform arrays of objects
const headerStr = formatHeader(firstValue.length, { key: firstKey, fields: header, delimiter: options.delimiter })
const headerStr = formatHeader(firstValue.length, { key: firstKey, fields: header, delimiter: options.delimiter, lengthMarker: options.lengthMarker })
writer.push(depth, `${LIST_ITEM_PREFIX}${headerStr}`)
writeTabularRows(firstValue, header, writer, depth + 1, options)
}
@@ -324,7 +324,7 @@ export function encodeObjectAsListItem(obj: JsonObject, writer: LineWriter, dept
writer.push(depth + 1, `${LIST_ITEM_PREFIX}${encodePrimitive(item, options.delimiter)}`)
}
else if (isJsonArray(item) && isArrayOfPrimitives(item)) {
const inline = formatInlineArray(item, options.delimiter)
const inline = formatInlineArray(item, options.delimiter, undefined, options.lengthMarker)
writer.push(depth + 1, `${LIST_ITEM_PREFIX}${inline}`)
}
else if (isJsonObject(item)) {