45 lines
1.2 KiB
JavaScript

"use strict";
var react = require("../../helpers/react");
var t = require("../../../types");
var JSX_ANNOTATION_REGEX = /^\*\s*@jsx\s+([^\s]+)/;
exports.Program = function (node, parent, scope, file) {
var id = "React.createElement";
var comment = file.ast.comments[0];
for (var i = 0; i < file.ast.comments.length; i++) {
var comment = file.ast.comments[i];
var matches = JSX_ANNOTATION_REGEX.exec(comment.value);
if (matches) {
id = matches[1];
if (id === "React.DOM") {
throw file.errorWithNode(comment, "The @jsx React.DOM pragma has been deprecated as of React 0.12");
} else {
break;
}
}
}
file.set("jsxIdentifier", id.split(".").map(t.identifier).reduce(function (object, property) {
return t.memberExpression(object, property);
}));
};
require("../../helpers/build-react-transformer")(exports, {
pre: function (state) {
var tagName = state.tagName;
var args = state.args;
if (react.isCompatTag(tagName)) {
args.push(t.literal(tagName));
} else {
args.push(state.tagExpr);
}
},
post: function (state, file) {
state.callee = file.get("jsxIdentifier");
}
});