refactor: sync error with spec.

kclvm/error/src/error.rs

@@ -38,13 +38,19 @@ macro_rules! register_warnings {
 // Error messages for EXXXX errors. Each message should start and end with a
 // new line.
 register_errors! {
+    // E1XXX Syntax Errors
     E1001: ErrorKind::InvalidSyntax, include_str!("./error_codes/E1001.md"),
+    E1002: ErrorKind::TabError, include_str!("./error_codes/E1002.md"),
+    E1003: ErrorKind::IndentationError, include_str!("./error_codes/E1003.md"),
+    E1I37: ErrorKind::IllegalArgumentSyntax, include_str!("./error_codes/E1I37.md"),
+    // E2XXX Compile Errors
     E2G22: ErrorKind::TypeError, include_str!("./error_codes/E2G22.md"),
     E2F04: ErrorKind::CannotFindModule, include_str!("./error_codes/E2F04.md"),
     E2L23: ErrorKind::CompileError, include_str!("./error_codes/E2L23.md"),
     E2A31: ErrorKind::IllegalAttributeError, include_str!("./error_codes/E2A31.md"),
     E2L28: ErrorKind::UniqueKeyError, include_str!("./error_codes/E2L28.md"),
     E2D34: ErrorKind::IllegalInheritError, include_str!("./error_codes/E2D34.md"),
+    // E3XXX Runtime Errors
     E3M38: ErrorKind::EvaluationError, include_str!("./error_codes/E2D34.md"),
 }
 
@@ -63,9 +69,12 @@ pub struct Error {
 
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum ErrorKind {
+    // Syntax Errors
     InvalidSyntax,
     TabError,
-    Indentation,
+    IndentationError,
+    IllegalArgumentSyntax,
+    // Compile Errors
     CannotFindModule,
     RecursiveLoad,
     FloatOverflow,
@@ -83,6 +92,7 @@ pub enum ErrorKind {
     ValueError,
     KeyError,
     AttributeError,
+    // Runtime Errors
     AssertionError,
     ImmutableError,
     MultiInheritError,
@@ -129,6 +139,7 @@ pub struct Warning {
 // Kind of KCL warning.
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum WarningKind {
+    // Compile Warnings
     CompilerWarning,
     UnusedImportWarning,
     ReimportWarning,

kclvm/error/src/error_codes/E1001.md

@@ -1,9 +1,26 @@
+### InvalidSyntaxError (E1001)
 
-This error indicates that the compiler syntax error has occurred.
+KCL will report InvalidSyntaxError when KCL has a syntax error.
 
-Erroneous code example:
+The error code of InvalidSyntaxError is E1001.
 
-```kcl,E1001
-x = f(
-    7 ^  -> Expected one of ['all', 'any', 'bin_number', 'dec_number', '**', 'False', 'filter', 'float_number','hex_number', 'lambda', '{', '[', '(', 'long_string', 'not', 'map', '-', '*', 'name', 'None', '~', 'oct_number', '+',')', 'string', 'True', 'Undefined']
+For example:
+
+```
+a, b = 1, 2 # Multiple assign is illegal in KCL syntax
 ```
+
+The KCL program will cause the following error message.
+
+```kcl,e1001
+error[E1001]: InvalidSyntax
+ --> /syntax_error/general/multiple_assign/case0/main.k:1:2
+  |
+1 | a, b = 1, 2 # Multiple assign is illegal in KCL syntax
+  |  ^ expected statement
+  |
+```
+
+Possible resolution:
+
+Check and fix KCL syntax errors based on the KCL Language Standard

kclvm/error/src/error_codes/E1002.md

@@ -0,0 +1,29 @@
+### KCLTabError (E1002)
+
+KCL will report `KCLTabError` when KCL has a tab and white space syntax error.
+
+In KCL, it is forbidden to mix tabs and four spaces in one indentation block. And we recommend only using white spaces or tabs for indentation in the entire KCL project, don’t mix them.
+
+For example:
+
+```python
+schema Person:
+    name: str # begin with a tab
+    age: int # begin with four white spaces, 
+             # and four white spaces != tab in the env
+```
+
+The KCL program will cause the following error message.
+
+```shell
+error[E1001]: InvalidSyntax
+ --> File /syntax_error/tab/tab_error_0/main.k:6:5
+  |
+3 |     age: int = 1
+  |     ^ inconsistent use of tabs and spaces in indentation
+  |
+```
+
+Possible resolution:
+
+- Only use a tab or four white spaces in KCL, do not mix them.

kclvm/error/src/error_codes/E1003.md

@@ -0,0 +1,29 @@
+### IndentationError (E1003)
+
+KCL will report `KCLIndentationError` when KCL has an indentation syntax error.
+
+The KCL syntax includes indentation. A tab or four white spaces in KCL represents an indentation. The other cases will be regarded as syntax errors by KCL.
+
+For example:
+
+```python
+schema Person:
+    name: str # a tab or four white spaces is legal.
+   age: int # three white spaces are illegal
+  info: str # two white spaces is illegal
+```
+
+The KCL program will cause the following error message.
+
+```shell
+error[E1001]: InvalidSyntax
+ --> /syntax_error/indent/indent_error_0/main.k:3:4
+  |
+3 |    age: int # three white spaces are illegal
+  |    ^ unindent 3 does not match any outer indentation level
+  |
+```
+
+Possible resolution:
+
+- Only use a tab or four white spaces in the KCL program for indentation.

kclvm/error/src/error_codes/E1I37.md

@@ -0,0 +1,28 @@
+### IllegalArgumentSyntaxError (E1I37)
+
+KCL will report `IllegalArgumentSyntaxError` when KCL has an illegal argument in KCL syntax.
+
+For example:
+
+```python
+# Parameters without default values 
+# must be in front of parameters with default values.
+a = option(type="list", default={"key": "value"}, "key1")
+```
+
+The KCL program will cause the following error message.
+
+```shell
+error[E1001]: InvalidSyntax
+ --> /option/type_convert_fail_2/main.k:3:57
+  |
+3 | a = option(type="list", default={"key": "value"}, "key1")
+  |                                                         ^ positional argument follows keyword argument
+  |
+```
+
+Possible resolution:
+
+```python
+func(input_1, ..., input_n, param_with_key_1 = input_with_key_1, ..., param_with_key_n = input_with_key_n)
+```

kclvm/error/src/error_codes/E2A31.md

@@ -4,8 +4,10 @@ This error indicates that the illegal attribute error has occurred.
 Erroneous code example:
 
 ```kcl,E2A31
-KCL Compile Error[E2A31] : Illegal attribute
-1 |x = {None: None}
-     6 ^  -> Failure
-type 'NoneType'
+error[E2A31]: IllegalAttributeError
+ --> /path/to/file.k:1:6
+  |
+1 | x = {None: None}
+  |      ^ A attribute must be string type, got 'NoneType'
+  |
 ```

kclvm/error/src/error_codes/E2D34.md

@@ -1,20 +1,30 @@
+### IllegalInheritError (E2D34)
 
-This error indicates that invalid inheritance structure has occurred.
+KCL will report `IllegalInheritError` when an illegal inheritance occurs in the schema.
 
-Erroneous code example:
+The `ewcode` of `IllegalInheritError` is `E2D34`.
 
-```kcl
+For example:
+
+```python
 schema FullnameMixin:
     fullName = "{} {}".format(firstName, lastName)
 
-schema Scholar(FullnameMixin):
+schema Scholar(FullnameMixin): # mixin inheritance is illegal
     school: str
 ```
 
-```kcl,E2D34
-KCL Complier Error[E2D34] : Illegal inheritance
----> File /schema/inherit/inherit_mixin_fail/main.k:8:1
-8 |schema Scholar(FullnameMixin):
- 1 ^  -> Failure
-mixin inheritance FullnameMixin is prohibited
+The KCL program will cause the following error message.
+
+```shell
+error[E2D34]: IllegalInheritError
+ --> /schema/inherit/inherit_mixin_fail/main.k:4:16
+  |
+4 | schema Scholar(FullnameMixin):
+  |                ^ invalid schema inherit object type, expect schema, got 'FullnameMixin'
+  |
 ```
+
+Possible resolution:
+
+- Schema supports single inheritance of schema in KCL.

kclvm/error/src/error_codes/E2F04.md

@@ -1,10 +1,24 @@
+## CannotFindModule (E2F04)
 
-This error indicates that the import module is not found.
+KCL will report `CannotFindModule` when KCL imports a module that does not exist.
 
-Erroneous code example:
+The `ewcode` of `CannotFindModule` is `E2F04`.
 
-```kcl,E2F04
-1 |import not_existed_pkg
- 1 ^^^^^^^^^^^^^^^^^^^^^^  -> Failure
-Cannot find the module not_existed_pkg from ./not_existed_pkg
+For example:
+
+```python
+import .some0.pkg1 as some00  # some0 not found in package
+
+Name1 = some00.Name  # some0.pkg1.name
 ```
+
+The KCL program will cause the following error message.
+
+```shell
+error[E2F04]: CannotFindModule
+ --> import_abs_fail_0/app-main/main.k:1:1
+  |
+1 | import .some0.pkg1 as some00  # some0 not found in package
+  |  Cannot find the module .some0.pkg1
+  |
+```

kclvm/error/src/error_codes/E2G22.md

@@ -1,10 +1,35 @@
+### TypeError (E2G22)
 
-This error indicates that the compiler type error has occurred.
+KCL will report `TypeError` when a type error occurs in compiling type check.
 
-Erroneous code example:
+The `ewcode` of `TypeError` is `E2G22`.
 
-```kcl,E2G22
-1  |a: int = "1"
-  1 ^  -> got str(1)
-expected int, got str(1)
+For example:
+
+```python
+schema Person:
+    firstName: str
+    lastName: int
+
+JohnDoe = Person {
+    "firstName": "John",
+    "lastName": "Doe" # Type Error，lastName: int，“Doe” is a string.
+}
+```
+
+The KCL program will cause the following error message.
+
+```shell
+error[E2G22]: TypeError
+ --> type/type_fail_0/main.k:7:5
+  |
+7 |     "lastName": "Doe" # Type Error，lastName: int，“Doe” is a string.
+  |     ^ expected int, got str(Doe)
+  |
+
+ --> type/type_fail_0/main.k:3:5
+  |
+3 |     lastName: int
+  |     ^ variable is defined here, its type is int, but got str(Doe)
+  |
 ```

kclvm/error/src/error_codes/E2H13.md

@@ -0,0 +1,34 @@
+### UnKnownDecoratorError (E2H13)
+
+KCL will report `UnKnownDecoratorError` when an unknown decorator is used in KCL.
+
+The `ewcode` of `UnKnownDecoratorError` is `E2H13`.
+
+For example:
+
+```python
+@err_deprecated # It is an unknown decorator
+schema Person:
+    firstName: str = "John"
+    lastName: str
+    name: str
+
+JohnDoe = Person {
+    name: "deprecated"
+}
+```
+
+The KCL program will cause the following error message.
+
+```shell
+error[E2L23]: CompileError
+ --> deprecated/unknown_fail_1/main.k:1:2
+  |
+1 | @err_deprecated # This is a error decorator
+  |  ^ UnKnown decorator err_deprecated
+  |
+```
+
+Possible resolution:
+
+- Check whether the decorator exists.

kclvm/error/src/error_codes/E2L28.md

@@ -1,21 +1,40 @@
+### UniqueKeyError (E2L28)
 
-This error indicates that variables with the same name or duplicate definitions.
+KCL will report `UniqueKeyError` when duplicate names appear in the KCL code.
 
-Erroneous code example:
+The `ewcode` of `UniqueKeyError` is `E2L28`.
 
-```kcl
+For example:
+
+```python
 schema Person:
     name: str = "kcl"
     age: int = 1
 
 schema Person:
     aa: int
+
+x0 = Person{}
+x1 = Person{age:101}
 ```
 
-```kcl,E2L28
-KCL Complier Error[E2L28] : Unique key error
----> File /schema/same_name/main.k:5:1
-5 |schema Person:
- 1 ^  -> Failure
-Variable name 'Person' must be unique in package context
+The KCL program will cause the following error message.
+
+```shell
+error[E2L28]: UniqueKeyError
+ --> /schema/same_name/main.k:5:8
+  |
+5 | schema Person:
+  |        ^ Unique key error name 'Person'
+  |
+
+ --> /schema/same_name/main.k:1:8
+  |
+1 | schema Person:
+  |        ^ The variable 'Person' is declared here
+  |
 ```
+
+Possible resolution:
+
+- Check if the name with error has been used.