react-jsx-dev
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// @babel/plugin-transform-react-jsx
// @babel/plugin-transform-react-jsx-development
import jsx from "@babel/plugin-syntax-jsx";
import jsx from "@babel/plugin-syntax-jsx";
import { helper } from "@babel/helper-builder-react-jsx-experimental";
import { helper } from "@babel/helper-builder-react-jsx-experimental";
import { declare } from "@babel/helper-plugin-utils";
import { declare } from "@babel/helper-plugin-utils";
import { types as t } from "@babel/core";
import { types as t } from "@babel/core";
export default declare((api, options) => {
export default declare((api, options) => {
const { runtime = "classic" } = options;
const PURE_ANNOTATION = options.pure;
const PURE_ANNOTATION = options.pure;
const visitor = helper(api, {
const visitor = helper(api, {
pre(state) {
pre(state) {
const tagName = state.tagName;
const tagName = state.tagName;
const args = state.args;
const args = state.args;
if (t.react.isCompatTag(tagName)) {
if (t.react.isCompatTag(tagName)) {
args.push(t.stringLiteral(tagName));
args.push(t.stringLiteral(tagName));
} else {
} else {
args.push(state.tagExpr);
args.push(state.tagExpr);
}
}
},
},
post(state, pass) {
post(state, pass) {
if (pass.get("@babel/plugin-react-jsx/runtime") === "classic") {
if (pass.get("@babel/plugin-react-jsx/runtime") === "classic") {
state.createElementCallee = pass.get(
state.createElementCallee = pass.get(
"@babel/plugin-react-jsx/createElementIdentifier",
"@babel/plugin-react-jsx/createElementIdentifier",
)();
)();
state.pure =
state.pure =
PURE_ANNOTATION ?? !pass.get("@babel/plugin-react-jsx/pragmaSet");
PURE_ANNOTATION ?? !pass.get("@babel/plugin-react-jsx/pragmaSet");
} else {
} else {
const getter = get => ({ enumerable: true, configurable: true, get });
const getter = get => ({ enumerable: true, configurable: true, get });
// TODO(Babel 8): helper-builder-react-jsx expects those properties to be AST nodes, but we want to
// TODO(Babel 8): helper-builder-react-jsx expects those properties to be AST nodes, but we want to
// generate them lazily so that we only inject imports when needed.
// generate them lazily so that we only inject imports when needed.
// These should actually be functions.
// These should actually be functions.
Object.defineProperties(state, {
Object.defineProperties(state, {
jsxCallee: getter(pass.get("@babel/plugin-react-jsx/jsxIdentifier")),
jsxCallee: getter(pass.get("@babel/plugin-react-jsx/jsxIdentifier")),
jsxStaticCallee: getter(
jsxStaticCallee: getter(
pass.get("@babel/plugin-react-jsx/jsxStaticIdentifier"),
pass.get("@babel/plugin-react-jsx/jsxStaticIdentifier"),
),
),
createElementCallee: getter(
createElementCallee: getter(
pass.get("@babel/plugin-react-jsx/createElementIdentifier"),
pass.get("@babel/plugin-react-jsx/createElementIdentifier"),
),
),
});
});
state.pure =
state.pure =
PURE_ANNOTATION ??
PURE_ANNOTATION ??
!pass.get("@babel/plugin-react-jsx/importSourceSet");
!pass.get("@babel/plugin-react-jsx/importSourceSet");
}
}
},
},
...options,
...options,
development: false,
development: true,
runtime,
});
});
return {
return {
name: "transform-react-jsx",
name: "transform-react-jsx",
inherits: jsx,
inherits: jsx,
visitor,
visitor,
};
};
});
});