Sha256: 0e262d14e81731e34da16677bd3f44d5bdfbefacd8bfa1e8bf31f0356629cf9f
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Size: 1001 Bytes
Versions: 16
Compression:
Stored size: 1001 Bytes
Contents
class SQLCompiler
attr_accessor :parameters
CompilerResult = Struct.new(:body, :effective_values, :error)
def initialize(options)
@body = options[:body]
@parameter_reporters = options[:parameters]
end
def compile(substitution_values = {})
compile!(substitution_values)
rescue CompilableParameter::CompilerArgumentError => e
CompilerResult.new(nil, nil, e)
end
def compile!(substitution_values = {})
effective_values = get_effective_values(substitution_values)
body = effective_values.inject(@body) do |body, (name, value)|
body.gsub(/{\s*#{name}\s*}/) { value }
end
CompilerResult.new(body, effective_values)
end
protected
def get_effective_values(substitution_values)
substitution_values = substitution_values.stringify_keys
@parameter_reporters.each_with_object({}) do |parameter_reporter, hash|
hash[parameter_reporter.name] = parameter_reporter.compile(substitution_values[parameter_reporter.name])
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems