Qt:QML:JavaScript 和QML 语法错误表

怼烎@ 2022-07-13 02:10 380阅读 0赞

### 语法错误表 ###

<table> 
 <thead> 
  <tr> 
   <th>Id</th> 
   <th>Severity</th> 
   <th>Message</th> 
   <th>Description</th> 
  </tr> 
 </thead> 
 <tbody> 
  <tr> 
   <td>M1</td> 
   <td>Error</td> 
   <td>Invalid value for enum</td> 
   <td>无效的枚举值</td> 
  </tr> 
  <tr> 
   <td>M2</td> 
   <td>Error</td> 
   <td>Enum value must be a string or a number</td> 
   <td>枚举值必须为字符串或数字</td> 
  </tr> 
  <tr> 
   <td>M3</td> 
   <td>Error</td> 
   <td>Number value expected</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M4</td> 
   <td>Error</td> 
   <td>Boolean value expected</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M5</td> 
   <td>Error</td> 
   <td>String value expected</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M6</td> 
   <td>Error</td> 
   <td>Invalid URL</td> 
   <td>无效的URL</td> 
  </tr> 
  <tr> 
   <td>M7</td> 
   <td>Warning</td> 
   <td>File or directory does not exist</td> 
   <td>文件或目录不存在</td> 
  </tr> 
  <tr> 
   <td>M8</td> 
   <td>Error</td> 
   <td>Invalid color</td> 
   <td>无效的颜色</td> 
  </tr> 
  <tr> 
   <td>M9</td> 
   <td>Error</td> 
   <td>Anchor line expected</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M10</td> 
   <td>Error</td> 
   <td>Duplicate property binding</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M11</td> 
   <td>Error</td> 
   <td>Id expected</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M14</td> 
   <td>Error</td> 
   <td>Invalid id</td> 
   <td>无效的id</td> 
  </tr> 
  <tr> 
   <td>M15</td> 
   <td>Error</td> 
   <td>Duplicate id</td> 
   <td>id</td> 
  </tr> 
  <tr> 
   <td>M16</td> 
   <td>Error</td> 
   <td>Invalid property name name</td> 
   <td>无效属性名</td> 
  </tr> 
  <tr> 
   <td>M17</td> 
   <td>Error</td> 
   <td>Name does not have members</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M18</td> 
   <td>Error</td> 
   <td>Field is not a member of object</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M19</td> 
   <td>Warning</td> 
   <td>Assignment in condition</td> 
   <td>It could be a typing error.If it is intentional, wrap the assignment in parentheses.</td> 
  </tr> 
  <tr> 
   <td>M20</td> 
   <td>Warning</td> 
   <td>Unterminated non - empty case block</td> 
   <td>Case blocks should either be empty or end in a flow control statement such as break, return or continue.Alternatively you can indicate intentional fall through by ending with a // fall through comment.</td> 
  </tr> 
  <tr> 
   <td>M23</td> 
   <td>Warning</td> 
   <td>Do not use eval</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M28</td> 
   <td>Warning</td> 
   <td>Unreachable</td> 
   <td>Indicates that the underlined statement will never be executed.</td> 
  </tr> 
  <tr> 
   <td>M29</td> 
   <td>Warning</td> 
   <td>Do not use with</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M30</td> 
   <td>Warning</td> 
   <td>Do not use comma expressions</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M31</td> 
   <td>Warning</td> 
   <td>Unnecessary message suppression</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M103</td> 
   <td>Warning</td> 
   <td>Name is already a formal parameter</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M104</td> 
   <td>Warning</td> 
   <td>Name is already a function</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M105</td> 
   <td>Warning</td> 
   <td>Var name is used before its declaration</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M106</td> 
   <td>Warning</td> 
   <td>Name is already a var</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M107</td> 
   <td>Warning</td> 
   <td>Name is declared more than once</td> 
   <td>Variables declared in a function are always visible everywhere in the function, even when declared in nested blocks or for statement conditions.Redeclaring a variable has no effect.</td> 
  </tr> 
  <tr> 
   <td>M108</td> 
   <td>Warning</td> 
   <td>Function name is used before its declaration</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M109</td> 
   <td>Warning</td> 
   <td>Do not use Boolean as a constructor</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M110</td> 
   <td>Warning</td> 
   <td>Do not use String as a constructor</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M111</td> 
   <td>Warning</td> 
   <td>Do not use Object as a constructor</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M112</td> 
   <td>Warning</td> 
   <td>Do not use Array as a constructor</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M113</td> 
   <td>Warning</td> 
   <td>Do not use Function as a constructor</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M114</td> 
   <td>Hint</td> 
   <td>The function keyword and the opening parenthesis should be separated by a single space</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M115</td> 
   <td>Warning</td> 
   <td>Do not use stand - alone blocks</td> 
   <td>Blocks do not affect variable scoping.Thus blocks that are not associated to if, while, etc.have no effect and should be avoided.</td> 
  </tr> 
  <tr> 
   <td>M116</td> 
   <td>Warning</td> 
   <td>Do not use void expressions</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M117</td> 
   <td>Warning</td> 
   <td>Confusing pluses</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M119</td> 
   <td>Warning</td> 
   <td>Confusing minuses</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M121</td> 
   <td>Hint</td> 
   <td>Declare all function vars on a single line</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M123</td> 
   <td>Hint</td> 
   <td>Unnecessary parentheses</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M126</td> 
   <td>Warning</td> 
   <td>== and != may perform type coercion, use == = or != = to avoid it</td> 
   <td>The non - strict equality comparison is allowed to convert its arguments to a common type.That can lead to unexpected results such as ’ \t\r\n’ == 0 being true.Use the strict equality operators == = and != = and be explicit about conversions you require.</td> 
  </tr> 
  <tr> 
   <td>M127</td> 
   <td>Warning</td> 
   <td>Expression statements should be assignments, calls or delete expressions only</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M128</td> 
   <td>Error</td> 
   <td>A state cannot have the specified child item</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M201</td> 
   <td>Hint</td> 
   <td>Place var declarations at the start of a function</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M202</td> 
   <td>Hint</td> 
   <td>Use only one statement per line</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M203</td> 
   <td>Warning</td> 
   <td>Imperative code is not supported in the Qt Quick Designer</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M204</td> 
   <td>Warning</td> 
   <td>This QML type is not supported in the Qt Quick Designer</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M205</td> 
   <td>Warning</td> 
   <td>Reference to parent QML type cannot be resolved correctly by the Qt Quick Designer</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M206</td> 
   <td>Warning</td> 
   <td>This visual property binding cannot be evaluated in the local context and might not show up in Qt Quick Designer as expected</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M207</td> 
   <td>Warning</td> 
   <td>Qt Quick Designer only supports states in the root QML type</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M208</td> 
   <td>Error</td> 
   <td>This id might be ambiguous and is not supported in the Qt Quick Designer.</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M209</td> 
   <td>Error</td> 
   <td>This type(type name) is not supported as a root element by Qt Quick Designer.</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M220</td> 
   <td>Error</td> 
   <td>This type(type name) is not supported as a root element of a Qt Quick UI form.</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M221</td> 
   <td>Error</td> 
   <td>This type(type name) is not supported in a Qt Quick UI form.</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M222</td> 
   <td>Error</td> 
   <td>Functions are not supported in a Qt Quick UI form.</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M223</td> 
   <td>Error</td> 
   <td>Java Script blocks are not supported in a Qt Quick UI form.</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M224</td> 
   <td>Error</td> 
   <td>Behavior type is not supported in a Qt Quick UI form.</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M225</td> 
   <td>Error</td> 
   <td>States are only supported in the root item in a Qt Quick UI form.</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M226</td> 
   <td>Error</td> 
   <td>Referencing the parent of the root item is not supported in a Qt Quick UI form.</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M300</td> 
   <td>Error</td> 
   <td>Unknown component</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M301</td> 
   <td>Error</td> 
   <td>Could not resolve the prototype name of object</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M302</td> 
   <td>Error</td> 
   <td>Could not resolve the prototype name</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M303</td> 
   <td>Error</td> 
   <td>Prototype cycle, the last non - repeated component is name</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M304</td> 
   <td>Error</td> 
   <td>Invalid property type name</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M305</td> 
   <td>Warning</td> 
   <td>== and != perform type coercion, use == = or != = to avoid it</td> 
   <td>See M126.</td> 
  </tr> 
  <tr> 
   <td>M306</td> 
   <td>Warning</td> 
   <td>Calls of functions that start with an uppercase letter should use new</td> 
   <td>By convention, functions that start with an uppercase letter are constructor functions that should only be used with new.</td> 
  </tr> 
  <tr> 
   <td>M307</td> 
   <td>Warning</td> 
   <td>Use new only with functions that start with an uppercase letter</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M308</td> 
   <td>Warning</td> 
   <td>Do not use Number as a constructor</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M309</td> 
   <td>Hint</td> 
   <td>Use spaces around binary operators</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M310</td> 
   <td>Warning</td> 
   <td>Unintentional empty block, use({}) for empty object literal</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M311</td> 
   <td>Hint</td> 
   <td>Use type instead of var or variant to improve performance</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M312</td> 
   <td>Error</td> 
   <td>Missing property number</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M313</td> 
   <td>Error</td> 
   <td>Object value expected</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M314</td> 
   <td>Error</td> 
   <td>Array value expected</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M315</td> 
   <td>Error</td> 
   <td>Value value expected</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M316</td> 
   <td>Error</td> 
   <td>Maximum number value is number</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M317</td> 
   <td>Error</td> 
   <td>Minimum number value is number</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M318</td> 
   <td>Error</td> 
   <td>Maximum number value is exclusive</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M319</td> 
   <td>Error</td> 
   <td>Minimum number value is exclusive</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M320</td> 
   <td>Error</td> 
   <td>String value does not match required pattern</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M321</td> 
   <td>Error</td> 
   <td>Minimum string value length is number</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M322</td> 
   <td>Error</td> 
   <td>Maximum string value length is number</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M323</td> 
   <td>Error</td> 
   <td>Number elements expected in array value</td> 
   <td></td> 
  </tr> 
  <tr> 
   <td>M324</td> 
   <td>Warning</td> 
   <td>Using Qt Quick 1 code model instead of Qt Quick 2</td> 
   <td>The code model might be corrupt or the QML emulation layer might have been built with a different Qt version than the one selected in the build and run kit.For more information, see Resetting the Code Model and Running QML Modules in Qt Quick Designer.</td> 
  </tr> 
 </tbody> 
</table>

### 参考 ###

> [http://doc.qt.io/qtcreator/creator-checking-code-syntax.html][http_doc.qt.io_qtcreator_creator-checking-code-syntax.html]

[http_doc.qt.io_qtcreator_creator-checking-code-syntax.html]: http://doc.qt.io/qtcreator/creator-checking-code-syntax.html