47 lines
1,004 B
JavaScript
47 lines
1,004 B
JavaScript
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module.exports = addHook;
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function addHook(state, kind, name, hook) {
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var orig = hook;
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if (!state.registry[name]) {
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state.registry[name] = [];
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}
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if (kind === "before") {
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hook = function (method, options) {
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return Promise.resolve()
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.then(orig.bind(null, options))
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.then(method.bind(null, options));
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};
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}
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if (kind === "after") {
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hook = function (method, options) {
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var result;
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return Promise.resolve()
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.then(method.bind(null, options))
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.then(function (result_) {
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result = result_;
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return orig(result, options);
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})
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.then(function () {
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return result;
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});
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};
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}
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if (kind === "error") {
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hook = function (method, options) {
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return Promise.resolve()
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.then(method.bind(null, options))
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.catch(function (error) {
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return orig(error, options);
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});
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};
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}
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state.registry[name].push({
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hook: hook,
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orig: orig,
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});
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}
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