1 line
9.6 KiB
Text
1 line
9.6 KiB
Text
|
{"version":3,"file":"browser-global.js","sources":["../src/is-valid-replacement.mjs","../src/browser.js","../src/browser-global.js"],"sourcesContent":["const INVALID_SELECTOR_CHAR = [\n\t' ', // Can't use child selector\n\t'>', // Can't use direct child selector\n\t'~', // Can't use sibling selector\n\t':', // Can't use pseudo selector\n\t'+', // Can't use adjacent selector\n\t'@', // Can't use at\n\t'#', // Can't use id selector\n\t'(', // Can't use parenthesis\n\t')', // Can't use parenthesis\n];\n\nexport default function isValidReplacement(selector) {\n\tlet isValid = true;\n\n\t// Purposely archaic so it's interoperable in old browsers\n\tfor (let i = 0, length = INVALID_SELECTOR_CHAR.length; i < length && isValid; i++) {\n\t\tif (selector.indexOf(INVALID_SELECTOR_CHAR[i]) > -1) {\n\t\t\tisValid = false;\n\t\t}\n\t}\n\n\treturn isValid;\n}\n","/* global document,window,self,MutationObserver */\nimport isValidReplacement from './is-valid-replacement.mjs';\n\nconst CSS_CLASS_LOADED = 'js-blank-pseudo';\n\n// form control elements selector\nfunction isFormControlElement(element) {\n\tif (element.nodeName === 'INPUT' || element.nodeName === 'SELECT' || element.nodeName === 'TEXTAREA') {\n\t\treturn true;\n\t}\n\n\treturn false;\n}\n\nfunction createNewEvent(eventName) {\n\tlet event;\n\n\tif (typeof(Event) === 'function') {\n\t\tevent = new Event(eventName, { bubbles: true });\n\t} else {\n\t\tevent = document.createEvent('Event');\n\t\tevent.initEvent(eventName, true, false);\n\t}\n\n\treturn event;\n}\n\nfunction generateHandler(replaceWith) {\n\tlet selector;\n\tlet remove;\n\tlet add;\n\n\tif (replaceWith[0] === '.') {\n\t\tselector = replaceWith.slice(1);\n\t\tremove = (el) => el.classList.remove(selector);\n\t\tadd = (el) => el.classList.add(selector);\n\t} else {\n\t\t// A bit naive\n\t\tselector = replaceWith.slice(1, -1);\n\t\tremove = (el) => el.removeAttribute(selector, '');\n\t\tadd = (el) => el.setAttribute(selector, '');\n\t}\n\n\treturn function handleInputOrChangeEvent(event) {\n\t\tconst element = event.target;\n\t\tif (!isFormControlElement(element)) {\n\t\t\treturn;\n\t\t}\n\n\t\tconst isSelect = element.nodeName === 'SELECT';\n\t\tconst hasValue = isSelect\n\t\t\t? !!element.options[element.selectedIndex].value\n\t\t\t: !!element.value;\n\n\t\tif (hasValue) {\n\t\t\tremove(element);\n\t\t} else {\n\t\t\tadd(element);\n\t\t}\n\t};\n}\n\n// observe changes to the \"selected\" property on an HTML Element\nfunction observeSelectedOfHTMLElement(HTMLElement) {\n\tconst descriptor = Object.getOwnPropertyDescriptor(HTMLElement.prototype, 'selected');\n\tconst nativeSet = descriptor.set;\n\n\tdescriptor.set = function set(value) { // eslint-disable-line no-unused-vars\n\t\tnativeSet.apply(this, arguments);\n\n\t\tconst event = createNewEvent('change');\n\t\tthis.parentElement.dispatchEvent(event);\n\t};\n\n\tObject.defineProperty(HTMLElement.prototype, 'selected', descriptor);\n}\n\n// observe changes to the \"value\" property on an HTML Element\nfunction observeValueOfHTMLElement(HTMLElement, handler) {\n\tconst descriptor = Object.getOwnPropertyDescriptor(HTMLElement.prototype, 'value');\n\tconst nativeSet = descriptor.set;\n\n\tdescriptor.set = function set() {\n\t\tnativeSet.apply(this, arguments);\n\t\thandler({ target: this });\n\t};\n\n\tObject.defineProperty(HTMLElement.prototype, 'value', descriptor);\n}\n\nexport default function cssBlankPseudoInit(opts) {\n\t// configuration\n\tconst options = {\n\t\tforce: false,\n\t\treplaceWith: '[blank]',\n\t};\n\n\tif (typeof opts !== 'undefined' && 'force' in opts) {\n\t\toptions.force = opts.force;\n\t}\n\n\tif (typeof opts !== 'undefined' && 'replaceWith' in opts) {\n\t\toptions.replaceWith = opts.replaceWith;\n\t}\n\n\tif (!isValidReplacement(options.replaceWith)) {\n\t\tthrow new Error(`${options.replaceWith} is not a valid replacement since it can't be applied to single elements.`);\n\t}\n\n\ttry {\n\t\tdocument.querySelector(':blank');\n\n\t\tif (!options.force) {\n\t\t\treturn;\n\t\t}\n\t} catch (ignoredError) { /* do nothing and continue */ }\n\n\tco
|