devtools_frontend.star (4902B)
1 # -*- bazel-starlark -*- 2 # Copyright 2025 The Chromium Authors 3 # Use of this source code is governed by a BSD-style license that can be 4 # found in the LICENSE file. 5 """Siso configuration for devtools-frontend.""" 6 7 load("@builtin//path.star", "path") 8 load("@builtin//struct.star", "module") 9 load("./config.star", "config") 10 load("./tsc.star", "tsc") 11 12 # TODO: crbug.com/1478909 - Specify typescript inputs in GN config. 13 def __filegroups(ctx): 14 return { 15 "third_party/devtools-frontend/src/node_modules/typescript:typescript": { 16 "type": "glob", 17 "includes": ["*"], 18 }, 19 "third_party/devtools-frontend/src/node_modules:node_modules": { 20 "type": "glob", 21 "includes": ["*.js", "*.json", "*.ts"], 22 }, 23 } 24 25 def __step_config(ctx, step_config): 26 step_config["input_deps"].update({ 27 "third_party/devtools-frontend/src/third_party/typescript/ts_library.py": [ 28 "third_party/devtools-frontend/src/node_modules/typescript:typescript", 29 "third_party/devtools-frontend/src/node_modules:node_modules", 30 ], 31 }) 32 33 # TODO: b/308405411 - Enable remote-devtools-frontend-typescript by default. 34 if config.get(ctx, "remote-devtools-frontend-typescript"): 35 step_config["rules"].extend([ 36 { 37 "name": "devtools-frontend/typescript/ts_library", 38 "command_prefix": "python3 ../../third_party/devtools-frontend/src/third_party/typescript/ts_library.py", 39 "remote": True, 40 "handler": "devtools_frontend/typescript_ts_library", 41 "output_local": True, 42 "timeout": "2m", 43 }, 44 ]) 45 return step_config 46 47 def _ts_library(ctx, cmd): 48 # Handler for https://crsrc.org/c/third_party/devtools-frontend/src/third_party/typescript/ts_library.py 49 # Note that this is a different script from https://crsrc.org/c/tools/typescript/ts_library.py 50 deps = [] 51 sources = [] 52 tsconfig_path = None 53 flag = None 54 for i, arg in enumerate(cmd.args): 55 if flag != "" and arg.startswith("-"): 56 flag = "" 57 if arg == "--tsconfig_output_location": 58 tsconfig_path = ctx.fs.canonpath(cmd.args[i + 1]) 59 continue 60 if arg in ("--deps", "--sources"): 61 flag = arg 62 continue 63 if flag == "--deps": 64 deps.append(arg) 65 continue 66 if flag == "--sources": 67 sources.append(ctx.fs.canonpath(arg)) 68 continue 69 if not tsconfig_path: 70 fail("missing --tsconfig_output_location") 71 tsconfig = {"files": [], "references": []} 72 tsconfig_dir = path.dir(tsconfig_path) 73 for s in sources: 74 tsconfig["files"].append(path.rel(tsconfig_dir, s)) 75 for d in deps: 76 tsconfig["references"].append({"path": d}) 77 refpath = path.join(tsconfig_dir, d) 78 refdir = path.dir(refpath) 79 80 # TODO: crbug.com/1503020 - Fix devtools_entrypoint to propagate .d.ts output. 81 dpath = path.join(refdir, path.base(refdir) + ".d.ts") 82 if ctx.fs.exists(dpath): 83 sources.append(dpath) 84 85 inputs = tsc.scandeps(ctx, tsconfig_path, tsconfig) 86 87 # Sources and imported files might be located in different dirs. source vs gen. 88 # Try to collect the corresponding files in source or gen dir. 89 # TODO: crbug.com/1505319 - Fix devtools_module import issues. 90 files = {} 91 gen_dir = None 92 93 # Infer source files from gen file. 94 for f in cmd.inputs + inputs: 95 if f.startswith("out/"): 96 # Remove out/{subdir}/gen. 97 splits = f.split("/", 3) 98 if len(splits) < 4: 99 continue 100 gen_dir = path.join(splits[0], splits[1], splits[2]) 101 f = splits[3] 102 if ctx.fs.exists(f) and not f in files: 103 files[f] = True 104 continue 105 if f.endswith(".js"): 106 f = f.removesuffix(".js") + ".d.ts" 107 if ctx.fs.exists(f) and not f in files: 108 files[f] = True 109 110 # Infer gen files from source file. 111 if gen_dir: 112 for f in cmd.inputs + inputs: 113 if f.endswith(".ts"): 114 f = path.join(gen_dir, f) 115 f = f.removesuffix(".ts") + ".d.ts" 116 if ctx.fs.exists(f) and not f in files: 117 files[f] = True 118 if f.endswith(".js"): 119 f = path.join(gen_dir, f) 120 f = f.removesuffix(".js") + ".d.ts" 121 if ctx.fs.exists(f) and not f in files: 122 files[f] = True 123 124 ctx.actions.fix(inputs = cmd.inputs + inputs + sources + files.keys()) 125 126 devtools_frontend = module( 127 "devtools_frontend", 128 step_config = __step_config, 129 handlers = { 130 "devtools_frontend/typescript_ts_library": _ts_library, 131 }, 132 filegroups = __filegroups, 133 )