FFNM/src/syntax.js
Andros Fenollosa e02334b46e Order code
2020-08-03 16:43:12 +02:00

62 lines
2.2 KiB
JavaScript

//===
// FUNCTIONS
//===
/**
* Method that validates syntax and reports.
* return - Bool
*/
function validateSyntax() {
elementsValidates = [];
// Check all event syntax
return EVENTS.map((event) => {
// Check element FUNCTION_TREE
return [...document.querySelectorAll(`[${event}]`)].map((element) => {
// Check KEY FUNCTION_TREE
let checked = Object.keys(FUNCTION_TREE).map((key) => {
// Check METHODS FUNCTION_TREE
return FUNCTION_TREE[key].map((method) => {
return RegExp(`^${key}:${method}\\('.+'(, ?'[.#i\\w][_-\\w0-9]+')?\\)$`).test(element.getAttribute(event));
}).some(method => method);
}).every(key => key);
if(checked) {
// Save element validate
elementsValidates.push(element);
} else {
// Notify error
console.error('FFNM: Bad syntax');
console.error(element);
}
return checked;
}).every(item => item);
}).every(event => event);
}
/**
* Method return params
* return JSON - {'functionParent': '', 'functionChild': '', 'value': '', 'target': ''}
* example - is-click="class:add('show', '#menu')"
* return {'functionParent': 'class', 'functionChild': 'add', 'value': 'show', 'target': '#menu'}
*/
function splitParams(element, attribute) {
let params = element.getAttribute(attribute);
let functionParent = RegExp("^(\\w+):").exec(params)[1];
let functionChild = RegExp(":(\\w+)\\(").exec(params)[1];
let value = RegExp("\\(\'(\\w[_-\\w0-9]+)\',?").exec(params)[1];
let resultTarget = RegExp(", ?\'([.#i\\w][_-\\w0-9]+)\'\\)");
let target = resultTarget.exec(params) !== null ? resultTarget.exec(params)[1] : undefined;
return {'functionParent': functionParent, 'functionChild': functionChild, 'value': value, 'target': target};
}
/**
* Method that returns all validated elements filtered by an event
* return Array
*/
function getElementsValidatesByEvent(nameEvent) {
return [...elementsValidates].filter(element => {
return element.hasAttribute(nameEvent);
});
}