class Babik::Selection::Operation::Regex
Match by case sensitive regex
Public Class Methods
new(field, value)
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Calls superclass method
Babik::Selection::Operation::Base::new
# File lib/babik/queryset/lib/selection/operation/regex.rb, line 12 def initialize(field, value) value = value.inspect[1..-2] if value.class == Regexp value = value[1..-2] if value.class == String && value[0] == '/' && value[-1] == '/' value = _mysql2_convert_regex(value) if db_engine == 'mysql2' super(field, "?field #{operator} ?value", value) end
Public Instance Methods
_mysql2_convert_regex(value)
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# File lib/babik/queryset/lib/selection/operation/regex.rb, line 27 def _mysql2_convert_regex(value) replacements = { '\\d' => '[0-9]', '\\w' => '[a-zA-Z]' } replacements.each do |pcre_pattern, mysql_pattern| value = value.gsub(pcre_pattern, mysql_pattern) end value end
operator()
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# File lib/babik/queryset/lib/selection/operation/regex.rb, line 19 def operator dbms_adapter = db_engine return 'REGEXP' if dbms_adapter == 'mysql2' return '~' if dbms_adapter == 'postgresql' return 'REGEXP' if dbms_adapter == 'sqlite3' raise NotImplementedError, "Invalid dbms #{dbms_adapter}. Only mysql, postgresql, and sqlite3 are accepted" end