fix: handle import type statement [sc-0] (#453)

package/src/services/check-parser/__tests__/check-parser-fixtures/typescript-example/entrypoint.ts

@@ -2,6 +2,7 @@ import { add } from './dep1'
 import { subtract as random } from './dep4'
 import { subtract } from './dep2'
 import * as axios from 'axios'
+import type { UniqueType } from './type'
 
 export function doMath (num: number): number {
  return add(num, subtract(10, 7))

package/src/services/check-parser/__tests__/check-parser-fixtures/typescript-example/type.ts

@@ -0,0 +1,3 @@
+export type UniqueType = {
+ field: string
+}

package/src/services/check-parser/__tests__/check-parser.spec.ts

@@ -88,6 +88,7 @@ describe('dependency-parser - parser()', () => {
  toAbsolutePath('dep2.ts'),
  toAbsolutePath('dep3.ts'),
  toAbsolutePath('dep4.js'),
+ toAbsolutePath('type.ts'),
  ])
  })
 

package/src/services/check-parser/parser.ts

@@ -2,10 +2,21 @@ import * as path from 'path'
 import * as fs from 'fs'
 import * as acorn from 'acorn'
 import * as walk from 'acorn-walk'
-import { TSESTree } from '@typescript-eslint/typescript-estree'
+import { TSESTree, AST_NODE_TYPES } from '@typescript-eslint/typescript-estree'
 import { Collector } from './collector'
 import { DependencyParseError } from './errors'
 
+// Our custom configuration to handle walking errors
+// eslint-disable-next-line @typescript-eslint/no-empty-function
+const ignore = (_node: any, _st: any, _c: any) => {}
+Object.values(AST_NODE_TYPES).forEach((astType) => {
+ // Only handle the TS specific ones
+ if (!astType.startsWith('TS')) {
+ return
+ }
+ walk.base[astType] = walk.base[astType] ?? ignore
+})
+
 type Module = {
  localDependencies: Array<string>,
  npmDependencies: Array<string>