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feat(util/update-binding): add new utility to update binding in the file #182

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a1b0505
feat(util/update-binding): add new utility to update binding in the file
brunocroh Aug 14, 2025
164d78c
chore(util/update-binding): update tsdocs
brunocroh Aug 14, 2025
78c82cb
Merge remote-tracking branch 'upstream/main' into feat/update-binding…
brunocroh Sep 26, 2025
ad6abba
remove log
brunocroh Sep 26, 2025
a2f205a
add more scenarios to update binding
brunocroh Sep 27, 2025
26c0a24
if import already exists not add it
brunocroh Sep 27, 2025
e02715f
make move old binding to options and make it optional
brunocroh Sep 28, 2025
6686d9c
update ts docs
brunocroh Sep 28, 2025
0618f94
Merge remote-tracking branch 'upstream/main' into feat/update-binding…
brunocroh Sep 28, 2025
3ed5ca5
code style
brunocroh Sep 28, 2025
41c26d7
add two more test cases
brunocroh Sep 28, 2025
7c50a84
remove unecessary generic type on test file
brunocroh Sep 28, 2025
cfe70ea
fix: augustin suggestions
brunocroh Sep 29, 2025
c4a3a38
Merge remote-tracking branch 'upstream/main' into feat/update-binding…
brunocroh Sep 29, 2025
2e1e2c3
docs: updateBinding
brunocroh Sep 29, 2025
ca1b7cf
bring readme.md text back
brunocroh Sep 30, 2025
0653cbb
Merge branch 'main' into feat/update-binding-utility
brunocroh Sep 30, 2025
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98 changes: 82 additions & 16 deletions utils/src/ast-grep/remove-binding.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,8 @@ import { describe, it } from "node:test";
import astGrep from "@ast-grep/napi";
import dedent from "dedent";
import { removeBinding } from "./remove-binding.ts";
import type Js from "@codemod.com/jssg-types/langs/javascript";
import type { SgNode } from "@codemod.com/jssg-types/main";

describe("remove-binding", () => {
it("should remove the entire require statement when the only imported binding is removed", () => {
Expand All @@ -11,7 +13,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const requireStatement = node.find({
rule: {
Expand All @@ -35,7 +37,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const requireStatement = node.find({
rule: {
Expand All @@ -55,7 +57,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -79,7 +81,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const requireStatement = node.find({
rule: {
Expand All @@ -101,7 +103,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const requireStatement = node.find({
rule: {
Expand All @@ -125,7 +127,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -149,7 +151,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -169,7 +171,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -193,7 +195,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -212,7 +214,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -236,7 +238,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -258,7 +260,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -277,7 +279,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -301,7 +303,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -323,7 +325,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -345,7 +347,7 @@ describe("remove-binding", () => {
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root();
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
Expand All @@ -360,4 +362,68 @@ describe("remove-binding", () => {
assert.strictEqual(change?.lineToRemove, undefined);
assert.strictEqual(sourceCode, `const { types: { isMap } } = require("util");`);
});

it("Should remove the line in member expression scenarios", () => {
const code = dedent`
const Buffer = require("buffer").Buffer;
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
kind: "lexical_declaration",
},
});

const change = removeBinding(importStatement!, "Buffer");

assert.notEqual(change, undefined);
assert.strictEqual(change?.edit, undefined);
assert.deepEqual(change?.lineToRemove, {
end: {
column: 40,
index: 40,
line: 0,
},
start: {
column: 0,
index: 0,
line: 0,
},
});
});

it("Should remove the line when the accessed property is different from the identifier", () => {
const code = dedent`
const Buffer = require("buffer").SlowBuffer
`;

const rootNode = astGrep.parse(astGrep.Lang.JavaScript, code);
const node = rootNode.root() as SgNode<Js>;

const importStatement = node.find({
rule: {
kind: "lexical_declaration",
},
});

const change = removeBinding(importStatement!, "Buffer");

assert.notEqual(change, undefined);
assert.strictEqual(change?.edit, undefined);
assert.deepEqual(change?.lineToRemove, {
end: {
column: 43,
index: 43,
line: 0,
},
start: {
column: 0,
index: 0,
line: 0,
},
});
});
});
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