errors.go

Documentation: github.com/cloudwego/iasm/expr

     1  //
     2  // Copyright 2024 CloudWeGo Authors
     3  //
     4  // Licensed under the Apache License, Version 2.0 (the "License");
     5  // you may not use this file except in compliance with the License.
     6  // You may obtain a copy of the License at
     7  //
     8  //     http://www.apache.org/licenses/LICENSE-2.0
     9  //
    10  // Unless required by applicable law or agreed to in writing, software
    11  // distributed under the License is distributed on an "AS IS" BASIS,
    12  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  // See the License for the specific language governing permissions and
    14  // limitations under the License.
    15  //
    16  
    17  package expr
    18  
    19  import (
    20      `fmt`
    21  )
    22  
    23  // SyntaxError represents a syntax error in the expression.
    24  type SyntaxError struct {
    25      Pos    int
    26      Reason string
    27  }
    28  
    29  func newSyntaxError(pos int, reason string) *SyntaxError {
    30      return &SyntaxError {
    31          Pos    : pos,
    32          Reason : reason,
    33      }
    34  }
    35  
    36  func (self *SyntaxError) Error() string {
    37      return fmt.Sprintf("Syntax error at position %d: %s", self.Pos, self.Reason)
    38  }
    39  
    40  // RuntimeError is an error which would occure at run time.
    41  type RuntimeError struct {
    42      Reason string
    43  }
    44  
    45  func newRuntimeError(reason string) *RuntimeError {
    46      return &RuntimeError {
    47          Reason: reason,
    48      }
    49  }
    50  
    51  func (self *RuntimeError) Error() string {
    52      return "Runtime error: " + self.Reason
    53  }
    54
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