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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,63 @@ | ||
| import isPlainObj from 'is-plain-obj' | ||
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| import { parseQuery } from './parse.js' | ||
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| // List all values (and their associated path) matching a specific query for | ||
| // on specific target value. | ||
| export const listEntries = function (target, query) { | ||
| const tokens = parseQuery(query) | ||
| return tokens.reduce(listTokenEntries, [{ value: target, path: [] }]) | ||
| } | ||
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| const listTokenEntries = function (entries, token) { | ||
| return entries.flatMap((entry) => getTokenEntries(entry, token)) | ||
| } | ||
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| const getTokenEntries = function ( | ||
| { value, path }, | ||
| { key, isArray, isAny, isStrict }, | ||
| ) { | ||
| if (isArray) { | ||
| const missing = !Array.isArray(value) | ||
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| if (missing) { | ||
| if (isStrict) { | ||
| if (isAny || key === 0) { | ||
| return [{ value, path: [...path, { key: 0, missing }] }] | ||
| } | ||
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| return [{ value: undefined, path: [...path, { key, missing }] }] | ||
| } | ||
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| return [] | ||
| } | ||
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| if (isAny) { | ||
| return value.map((childValue, index) => ({ | ||
| value: childValue, | ||
| path: [...path, { key: index, missing }], | ||
| })) | ||
| } | ||
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| return [{ value: value[key], path: [...path, { key, missing }] }] | ||
| } | ||
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| const missing = !isPlainObj(value) | ||
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| if (missing) { | ||
| if (isStrict) { | ||
| return [{ value: undefined, path: [...path, { key, missing }] }] | ||
| } | ||
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| return [] | ||
| } | ||
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| if (isAny) { | ||
| return Object.entries(value).map(([childKey, childValue]) => ({ | ||
| value: childValue, | ||
| path: [...path, { key: childKey, missing }], | ||
| })) | ||
| } | ||
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| return [{ value: value[key], path: [...path, { key, missing }] }] | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,41 +1,44 @@ | ||
| import { getPropResults } from './results.js' | ||
| import { listEntries } from './entries.js' | ||
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| export const getEntries = function (object, propPathStr) { | ||
| const propResults = getPropResults(object, propPathStr) | ||
| return propResults.map(getEntry) | ||
| // Retrieve all entries (values + paths) matching a query string in `target` | ||
| export const getEntries = function (target, query) { | ||
| const entries = listEntries(target, query) | ||
| return entries.map(normalizeEntry) | ||
| } | ||
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| const getEntry = function ({ value, path }) { | ||
| const key = getKey({ path }) | ||
| return { key, value } | ||
| const normalizeEntry = function ({ value, path }) { | ||
| const pathStr = serializePath({ path }) | ||
| return { path: pathStr, value } | ||
| } | ||
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| export const getValues = function (object, propPathStr) { | ||
| const propResults = getPropResults(object, propPathStr) | ||
| return propResults.map(getValue) | ||
| // Same but only retrieving the values | ||
| export const getValues = function (target, query) { | ||
| const entris = listEntries(target, query) | ||
| return entris.map(getEntryValue) | ||
| } | ||
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| const getValue = function ({ value }) { | ||
| const getEntryValue = function ({ value }) { | ||
| return value | ||
| } | ||
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| export const getKeys = function (object, propPathStr) { | ||
| const propResults = getPropResults(object, propPathStr) | ||
| return propResults.map(getKey) | ||
| // Same but only retrieving the paths | ||
| export const getPaths = function (target, query) { | ||
| const entries = listEntries(target, query) | ||
| return entries.map(serializePath) | ||
| } | ||
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| const getKey = function ({ path }) { | ||
| return path.map(getPathName).reduce(serializePathName, '') | ||
| const serializePath = function ({ path }) { | ||
| return path.map(getPathKey).reduce(appendKey, '') | ||
| } | ||
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| const getPathName = function ({ name }) { | ||
| return name | ||
| const getPathKey = function ({ key }) { | ||
| return key | ||
| } | ||
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| const serializePathName = function (names, name) { | ||
| if (typeof name !== 'string') { | ||
| return `${names}[${name}]` | ||
| const appendKey = function (pathStr, key) { | ||
| if (typeof key !== 'string') { | ||
| return `${pathStr}[${key}]` | ||
| } | ||
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| return names === '' ? `${names}${name}` : `${names}.${name}` | ||
| return pathStr === '' ? `${pathStr}${key}` : `${pathStr}.${key}` | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,26 +1,27 @@ | ||
| import { setArray } from '../../../utils/set.js' | ||
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| import { getPropResults } from './results.js' | ||
| import { listEntries } from './entries.js' | ||
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| export const set = function (object, propPathStr, setValue) { | ||
| const propResults = getPropResults(object, propPathStr) | ||
| return propResults.reduce( | ||
| (objectA, { path }) => setResult(objectA, path, setValue), | ||
| object, | ||
| // Set a value to one or multiple properties in `target` using a query string | ||
| export const set = function (target, query, setValue) { | ||
| const entries = listEntries(target, query) | ||
| return entries.reduce( | ||
| (targetA, { path }) => setResult(targetA, path, setValue), | ||
| target, | ||
| ) | ||
| } | ||
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| const setResult = function (value, [{ name, missing }, ...path], setValue) { | ||
| if (typeof name === 'string') { | ||
| const setResult = function (value, [{ key, missing }, ...path], setValue) { | ||
| if (typeof key === 'string') { | ||
| const setValueA = | ||
| path.length === 0 | ||
| ? setValue | ||
| : setResult(missing ? {} : value[name], path, setValue) | ||
| return { ...value, [name]: setValueA } | ||
| : setResult(missing ? {} : value[key], path, setValue) | ||
| return { ...value, [key]: setValueA } | ||
| } | ||
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| const valueA = missing ? [value] : value | ||
| const setValueB = | ||
| path.length === 0 ? setValue : setResult(valueA[name], path, setValue) | ||
| return setArray(valueA, name, setValueB) | ||
| path.length === 0 ? setValue : setResult(valueA[key], path, setValue) | ||
| return setArray(valueA, key, setValueB) | ||
| } |