semi-style
强制分号的位置
此规则报告的一些问题可通过 --fix
命令行选项自动修复
此规则在 ESLint v8.53.0 中已弃用。请在 @stylistic/eslint-plugin-js
中使用 相应的规则。
¥This rule was deprecated in ESLint v8.53.0. Please use the corresponding rule in @stylistic/eslint-plugin-js
.
通常,分号位于行尾。但是,在无分号样式中,分号位于行首。此规则强制分号位于配置的位置。
¥Generally, semicolons are at the end of lines. However, in semicolon-less style, semicolons are at the beginning of lines. This rule enforces that semicolons are at the configured location.
规则详情
¥Rule Details
此规则报告分号周围的行终止符。
¥This rule reports line terminators around semicolons.
该规则有一个选项。
¥This rule has an option.
{
"semi-style": ["error", "last"],
}
-
"last"
(默认)强制分号位于语句末尾。¥
"last"
(Default) enforces that semicolons are at the end of statements. -
"first"
强制分号位于语句开头。即使你使用此选项,for
循环头 (for(a;b;c){}
) 的分号也应位于行尾。¥
"first"
enforces that semicolons are at the beginning of statements. Semicolons offor
loop heads (for(a;b;c){}
) should be at the end of lines even if you use this option.
使用 "last"
选项的此规则的错误代码示例:
¥Examples of incorrect code for this rule with "last"
option:
/*eslint semi-style: ["error", "last"]*/
foo()
;[1, 2, 3].forEach(bar)
for (
var i = 0
; i < 10
; ++i
) {
foo()
}
class C {
static {
foo()
;bar()
}
}
使用 "last"
选项的此规则的正确代码示例:
¥Examples of correct code for this rule with "last"
option:
/*eslint semi-style: ["error", "last"]*/
foo();
[1, 2, 3].forEach(bar)
for (
var i = 0;
i < 10;
++i
) {
foo()
}
class C {
static {
foo();
bar()
}
}
使用 "first"
选项的此规则的错误代码示例:
¥Examples of incorrect code for this rule with "first"
option:
/*eslint semi-style: ["error", "first"]*/
foo();
[1, 2, 3].forEach(bar)
for (
var i = 0
; i < 10
; ++i
) {
foo()
}
class C {
static {
foo();
bar()
}
}
使用 "first"
选项的此规则的正确代码示例:
¥Examples of correct code for this rule with "first"
option:
/*eslint semi-style: ["error", "first"]*/
foo()
;[1, 2, 3].forEach(bar)
for (
var i = 0;
i < 10;
++i
) {
foo()
}
class C {
static {
foo()
;bar()
}
}
何时不使用
¥When Not To Use It
如果你不想通知分号的位置,那么禁用此规则是安全的。
¥If you don’t want to notify the location of semicolons, then it’s safe to disable this rule.
相关规则
版本
此规则是在 ESLint v4.0.0-beta.0 中引入。