BBnepal-Accounts/account/theme/pages/plugins/codemirror/addon/lint/javascript-lint.js
Sampanna Rimal 9cd05ef3cb commitall
2024-07-10 18:28:19 +05:45

66 lines
2.1 KiB
JavaScript

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/LICENSE
// Depends on jshint.js from https://github.com/jshint/jshint
(function(mod) {
if (typeof exports == "object" && typeof module == "object") // CommonJS
mod(require("../../lib/codemirror"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
// declare global: JSHINT
function validator(text, options) {
if (!window.JSHINT) {
if (window.console) {
window.console.error("Error: window.JSHINT not defined, CodeMirror JavaScript linting cannot run.");
}
return [];
}
if (!options.indent) // JSHint error.character actually is a column index, this fixes underlining on lines using tabs for indentation
options.indent = 1; // JSHint default value is 4
JSHINT(text, options, options.globals);
var errors = JSHINT.data().errors, result = [];
if (errors) parseErrors(errors, result);
return result;
}
CodeMirror.registerHelper("lint", "javascript", validator);
function parseErrors(errors, output) {
for ( var i = 0; i < errors.length; i++) {
var error = errors[i];
if (error) {
if (error.line <= 0) {
if (window.console) {
window.console.warn("Cannot display JSHint error (invalid line " + error.line + ")", error);
}
continue;
}
var start = error.character - 1, end = start + 1;
if (error.evidence) {
var index = error.evidence.substring(start).search(/.\b/);
if (index > -1) {
end += index;
}
}
// Convert to format expected by validation service
var hint = {
message: error.reason,
severity: error.code ? (error.code.startsWith('W') ? "warning" : "error") : "error",
from: CodeMirror.Pos(error.line - 1, start),
to: CodeMirror.Pos(error.line - 1, end)
};
output.push(hint);
}
}
}
});