ngx-bootstrap
Version:
Angular Bootstrap
106 lines • 14.4 kB
JavaScript
import { configFromISO, configFromRFC2822 } from './from-string';
import { expandFormat } from '../format';
import { formattingTokens, formatTokenFunctions } from '../format/format';
import { isArray } from '../utils/type-checks';
import { getParseRegexForToken } from '../parse/regex';
import { addTimeToArrayFromToken } from '../parse/token';
import { HOUR } from '../units/constants';
import { configFromArray } from './from-array';
import { getParsingFlags } from './parsing-flags';
import { checkOverflow } from './check-overflow';
// constant that refers to the ISO standard
// hooks.ISO_8601 = function () {};
export const ISO_8601 = 'ISO_8601';
// constant that refers to the RFC 2822 form
// hooks.RFC_2822 = function () {};
export const RFC_2822 = 'RFC_2822';
// date from string and format string
export function configFromStringAndFormat(config) {
// TODO: Move this to another part of the creation flow to prevent circular deps
if (config._f === ISO_8601) {
return configFromISO(config);
}
if (config._f === RFC_2822) {
return configFromRFC2822(config);
}
config._a = [];
getParsingFlags(config).empty = true;
if (isArray(config._f) || (!config._i && config._i !== 0)) {
return config;
}
// This array is used to make a Date, either with `new Date` or `Date.UTC`
let input = config._i.toString();
let totalParsedInputLength = 0;
const inputLength = input.length;
const tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];
let i;
let token;
let parsedInput;
let skipped;
for (i = 0; i < tokens.length; i++) {
token = tokens[i];
parsedInput = (input.match(getParseRegexForToken(token, config._locale)) || [])[0];
if (parsedInput) {
skipped = input.substr(0, input.indexOf(parsedInput));
if (skipped.length > 0) {
getParsingFlags(config).unusedInput.push(skipped);
}
input = input.slice(input.indexOf(parsedInput) + parsedInput.length);
totalParsedInputLength += parsedInput.length;
}
// don't parse if it's not a known token
if (formatTokenFunctions[token]) {
if (parsedInput) {
getParsingFlags(config).empty = false;
}
else {
getParsingFlags(config).unusedTokens.push(token);
}
addTimeToArrayFromToken(token, parsedInput, config);
}
else if (config._strict && !parsedInput) {
getParsingFlags(config).unusedTokens.push(token);
}
}
// add remaining unparsed input length to the string
getParsingFlags(config).charsLeftOver = inputLength - totalParsedInputLength;
if (input.length > 0) {
getParsingFlags(config).unusedInput.push(input);
}
// clear _12h flag if hour is <= 12
if (config._a[HOUR] <= 12 &&
getParsingFlags(config).bigHour === true &&
config._a[HOUR] > 0) {
getParsingFlags(config).bigHour = void 0;
}
getParsingFlags(config).parsedDateParts = config._a.slice(0);
getParsingFlags(config).meridiem = config._meridiem;
// handle meridiem
config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem);
configFromArray(config);
return checkOverflow(config);
}
function meridiemFixWrap(locale, _hour, meridiem) {
let hour = _hour;
if (meridiem == null) {
// nothing to do
return hour;
}
if (locale.meridiemHour != null) {
return locale.meridiemHour(hour, meridiem);
}
if (locale.isPM == null) {
// this is not supposed to happen
return hour;
}
// Fallback
const isPm = locale.isPM(meridiem);
if (isPm && hour < 12) {
hour += 12;
}
if (!isPm && hour === 12) {
hour = 0;
}
return hour;
}
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{ DateParsingConfig } from './parsing.types';\nimport { configFromISO, configFromRFC2822 } from './from-string';\nimport { expandFormat } from '../format';\nimport { formattingTokens, formatTokenFunctions } from '../format/format';\nimport { isArray, isString } from '../utils/type-checks';\nimport { getParseRegexForToken } from '../parse/regex';\nimport { addTimeToArrayFromToken } from '../parse/token';\nimport { HOUR } from '../units/constants';\nimport { configFromArray } from './from-array';\nimport { getParsingFlags } from './parsing-flags';\nimport { checkOverflow } from './check-overflow';\nimport { Locale } from '../locale/locale.class';\n\n// constant that refers to the ISO standard\n// hooks.ISO_8601 = function () {};\nexport const ISO_8601 = 'ISO_8601';\n\n// constant that refers to the RFC 2822 form\n// hooks.RFC_2822 = function () {};\nexport const RFC_2822 = 'RFC_2822';\n\n// date from string and format string\nexport function configFromStringAndFormat(config: DateParsingConfig): DateParsingConfig {\n  // TODO: Move this to another part of the creation flow to prevent circular deps\n  if (config._f === ISO_8601) {\n    return configFromISO(config);\n  }\n  if (config._f === RFC_2822) {\n    return configFromRFC2822(config);\n  }\n  config._a = [];\n  getParsingFlags(config).empty = true;\n\n  if (isArray(config._f) || (!config._i && config._i !== 0)) {\n    return config;\n  }\n\n  // This array is used to make a Date, either with `new Date` or `Date.UTC`\n\n  let input = config._i.toString();\n  let totalParsedInputLength = 0;\n  const inputLength = input.length;\n  const tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];\n\n  let i;\n  let token;\n  let parsedInput;\n  let skipped;\n  for (i = 0; i < tokens.length; i++) {\n    token = tokens[i];\n    parsedInput = (input.match(getParseRegexForToken(token, config._locale)) || [])[0];\n    if (parsedInput) {\n      skipped = input.substr(0, input.indexOf(parsedInput));\n      if (skipped.length > 0) {\n        getParsingFlags(config).unusedInput.push(skipped);\n      }\n      input = input.slice(input.indexOf(parsedInput) + parsedInput.length);\n      totalParsedInputLength += parsedInput.length;\n    }\n    // don't parse if it's not a known token\n    if (formatTokenFunctions[token]) {\n      if (parsedInput) {\n        getParsingFlags(config).empty = false;\n      } else {\n        getParsingFlags(config).unusedTokens.push(token);\n      }\n\n      addTimeToArrayFromToken(token, parsedInput, config);\n    } else if (config._strict && !parsedInput) {\n      getParsingFlags(config).unusedTokens.push(token);\n    }\n  }\n\n  // add remaining unparsed input length to the string\n  getParsingFlags(config).charsLeftOver = inputLength - totalParsedInputLength;\n  if (input.length > 0) {\n    getParsingFlags(config).unusedInput.push(input);\n  }\n\n  // clear _12h flag if hour is <= 12\n  if (config._a[HOUR] <= 12 &&\n    getParsingFlags(config).bigHour === true &&\n    config._a[HOUR] > 0) {\n    getParsingFlags(config).bigHour = void 0;\n  }\n\n  getParsingFlags(config).parsedDateParts = config._a.slice(0);\n  getParsingFlags(config).meridiem = config._meridiem;\n  // handle meridiem\n  config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem);\n\n  configFromArray(config);\n\n  return checkOverflow(config);\n}\n\n\nfunction meridiemFixWrap(locale: Locale, _hour: number, meridiem: string): number {\n  let hour = _hour;\n\n  if (meridiem == null) {\n    // nothing to do\n    return hour;\n  }\n\n  if (locale.meridiemHour != null) {\n    return locale.meridiemHour(hour, meridiem);\n  }\n\n  if (locale.isPM == null) {\n    // this is not supposed to happen\n    return hour;\n  }\n  // Fallback\n  const isPm = locale.isPM(meridiem);\n  if (isPm && hour < 12) {\n    hour += 12;\n  }\n\n  if (!isPm && hour === 12) {\n    hour = 0;\n  }\n\n  return hour;\n}\n"]}