class Ameba::Rule::Lint::AmbiguousAssignment

Overview

This rule checks for mistyped shorthand assignments.

# bad
x =- y
x =+ y
x =! y

# good
x -= y # or x = -y
x += y # or x = +y
x != y # or x = !y

YAML configuration example:

Lint/AmbiguousAssignment:
  Enabled: true

Included Modules

Defined in:

ameba/rule/lint/ambiguous_assignment.cr

Constant Summary

MISTAKES = {"=-" => "-=", "=+" => "+=", "=!" => "!="}
MSG = "Suspicious assignment detected. Did you mean `%s`?"

Constructors

Instance Method Summary

Instance methods inherited from module Ameba::AST::Util

abort?(node) abort?, control_exp_code(node : Crystal::ControlExpression, code_lines) control_exp_code, exit?(node) exit?, flow_command?(node, in_loop) flow_command?, flow_expression?(node, in_loop = false) flow_expression?, literal?(node) literal?, loop?(node) loop?, name_end_location(node) name_end_location, name_location(node) name_location, name_size(node) name_size, node_source(node, code_lines) node_source, raise?(node) raise?, source_between(loc, end_loc, code_lines) : String | Nil source_between

Instance methods inherited from class Ameba::Rule::Base

==(other) ==, catch(source : Source) catch, excluded?(source) excluded?, group group, hash hash, name name, special? special?, test(source : Source, node : Crystal::ASTNode, *opts)
test(source : Source) test

Class methods inherited from class Ameba::Rule::Base

parsed_doc parsed_doc

Constructor Detail

def self.new(ctx : YAML::ParseContext, node : YAML::Nodes::Node) #

def self.new(config = nil) #

This rule checks for mistyped shorthand assignments.

# bad
x =- y
x =+ y
x =! y

# good
x -= y # or x = -y
x += y # or x = +y
x != y # or x = !y

YAML configuration example:

Lint/AmbiguousAssignment:
  Enabled: true

[View source]

Instance Method Detail

def description : String #

def description=(description : String) #

def enabled : Bool #

def enabled=(enabled : Bool) #

def excluded : Array(String) | Nil #

def excluded=(excluded : Array(String) | Nil) #

def severity : Ameba::Severity #

def severity=(severity : Ameba::Severity) #

def test(source, node : Crystal::Assign) #

[View source]