使用VScode在macOS下建立leetcode刷题环境

主要涉及到的是四个json设置文件的配置，配置的目标是能在Mac环境下正常编译以及调试。所有配置文件都建立在工作目录的.vscode目录下。

c_cpp_properties.json如下。注意默认cppStandard太低无法正常使用STL库，需要修改，否则vector初始化等就很蛋疼。

{
    "configurations": [
        {
            "name": "Mac",
            "includePath": [
                "${workspaceFolder}/**"
            ],
            "defines": [],
            "macFrameworkPath": [
                "/System/Library/Frameworks",
                "/Library/Frameworks"
            ],
            "compilerPath": "/usr/bin/clang",
            "cStandard": "c11",
            "cppStandard": "c++17",
            "intelliSenseMode": "clang-x64"
        }
    ],
    "version": 4
}

launch.json

{
    // 使用 IntelliSense 了解相关属性。 
    // 悬停以查看现有属性的描述。
    // 欲了解更多信息，请访问: https://go.microsoft.com/fwlink/?linkid=830387
    "version": "0.2.0",
    "configurations": [
        
        
        {
            "name": "(lldb) Launch",
            "type": "cppdbg",
            "request": "launch",
            "program": "${fileDirname}/${fileBasenameNoExtension}.out",
            "args": [],
            "stopAtEntry": false,
            "cwd": "${workspaceFolder}",
            "environment": [],
            "externalConsole": false,
            "MIMode": "lldb",
            "preLaunchTask": "build"//这个可以在点击调试的时候自动编译一次你的代码（省事）
        }
    ]
}

settings.json

{
    "files.associations": {
        "iostream": "cpp",
        "vector": "cpp"
    },
    "C_Cpp.errorSquiggles": "Enabled"
}

tasks.json

{
    // See https://go.microsoft.com/fwlink/?LinkId=733558
    // for the documentation about the tasks.json format
    "version": "2.0.0",
    "tasks": [
        {
            "label": "build",
            "type": "shell",
            "command": "g++",
            "args": [
                "'-Wall'",
                "${file}",
                "-o",
                "${fileDirname}/${fileBasenameNoExtension}.out",
                "-g",
                "'-std=c++17'",  //使用c++17标准编译
            ],
            "group":
            {
                "kind": "build",
                "isDefault": true
            },
            "presentation": {
                // Reveal the output only if unrecognized errors occur.
                "reveal": "silent"
            },
            // Use the standard MS compiler pattern to detect errors, warnings and infos
            "problemMatcher": "$msCompile"
        }
    ]
}