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VS Code 疑難雜症

unresolved import 'xyz'​

VS code 出現警示

  1. 修改 Cargo.toml
  2. 增加相關所需的 dependencies
[dependencies]
rand="0.8.5"

compile 時出錯的話

  1. install Code Runner extension
  2. 點齒輪 > Extension Settings > Executor Map setting
  3. link 'Edit in settings.json
  4. 下列修改..... 無效(因為原本便是用 cargo run)
from :
"code-runner.executorMap": {
    "rust": "cd $dir && rustc $fileName && $dir$fileNameWithoutExt",
}

to:
"code-runner.executorMap": { "rust": "cargo run # $fileName", }

use of undeclared crate or module