Class: Jumpstarter::InstructionParser

Inherits:
Object
  • Object
show all
Defined in:
lib/jumpstarter_core/parser.rb

Class Method Summary collapse

Class Method Details

.get_args(line) ⇒ Object

Gets the arguments of a line –foo = variable/boolean/number –“foo” = String –“foo bar baz” = String



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# File 'lib/jumpstarter_core/parser.rb', line 14

def get_args(line)
    return Hash[line.scan(/--?([^=\s]+)(?:=(\"[^\"]+\"|\S+))?/)]
end

.parse(line) ⇒ Object

Parse each line individually If the command is recognized, create the corrisponding instruction class and call compose! on it

compose! returns a string that is valid ruby code and can such be run



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# File 'lib/jumpstarter_core/parser.rb', line 24

def parse(line)

    inst_elm = line.split

    ## Read the command
    cmd = inst_elm[0]

    ## Parse the arguments
    args = InstructionParser.get_args(line)

    ## Arguments that apply to all commands
    msg_success = args["msg_success"]
    msg_error = args["msg_error"]
    should_crash = args["should_crash"]

    # Switch over the command finding the appropiate
    # instruction. Once found, process the remaining
    # inst_elm or args and feed them into the class
    case cmd
    when "pip"
        package = inst_elm[1]
        return Jumpstarter::Pip::Install.new(
            package: package, 
            msg_success: msg_success, 
            msg_error: msg_error, 
            should_crash: should_crash
        ).compose!
    when "git"
        subcmd = inst_elm[1]
        remote = inst_elm[2] 
        branch = inst_elm[3] if inst_elm[3]
        case subcmd
        when "fork"
            return Jumpstarter::Git::Fork.new(
                remote: remote, 
                username: args["username"], 
                password: args["password"], 
                msg_success: msg_success, 
                msg_error: msg_error, 
                should_crash: should_crash
            ).compose!
        when "pull"
            return Jumpstarter::Git::Pull.new(
                remote: remote, 
                branch: branch, 
                msg_success: msg_success, 
                msg_error: msg_error, 
                should_crash: should_crash
            ).compose!
        when "clone"
            return Jumpstarter::Git::Clone.new(
                remote: remote, 
                username: args["username"], 
                msg_success: msg_success, 
                msg_error: msg_error, 
                should_crash: should_crash
            ).compose!
        else
        end
    when "bash"
        return Jumpstarter::Bash::Run.new(
            cmd: args["cmd"], 
            msg_success: msg_success, 
            msg_error: msg_error, 
            should_crash: should_crash
        ).compose!
    when "cd"
        path = inst_elm[1]
        return Jumpstarter::Bash::CD.new(
            path: path, 
            msg_success: msg_success, 
            msg_error: msg_error, 
            should_crash: should_crash
        ).compose!
    when "xcode"
        subcmd = inst_elm[1]
        case subcmd
        when "scheme"
            action = args["action"]
            case action
            when "edit"
                return Jumpstarter::Xcode::EditSchemeEnvVars.new(
                        proj_path: args["path"],
                        scheme_name: args["scheme_name"], 
                        shared: args["shared"],
                        key: args["env_var_key"],
                        value: args["env_var_val"],
                        msg_success: msg_success,
                        msg_error: msg_error,
                        should_crash: should_crash
                ).compose!
            when "duplicate"
                return Jumpstarter::Xcode::DuplicateScheme.new(
                        proj_path: args["path"],
                        original_scheme_name: args["original_scheme_name"], 
                        new_scheme_name: args["new_scheme_name"], 
                        original_shared: args["original_shared"],
                        new_shared: args["new_shared"],
                        msg_success: msg_success,
                        msg_error: msg_error,
                        should_crash: should_crash
                ).compose!
            when "create"
                return Jumpstarter::Xcode::CreateScheme.new(
                        proj_path: args["path"],
                        scheme_name: args["scheme_name"], 
                        shared: args["shared"],
                        msg_success: msg_success,
                        msg_error: msg_error,
                        should_crash: should_crash
                ).compose!
            else
            end
        when "target"
            action = args["action"]
            case action
            when "edit"
                return Jumpstarter::Xcode::EditTargetBundleID.new(
                        proj_path: args["path"],
                        bundle_id: args["bundle_id"],
                        team_id: args["team_id"],
                        code_siging_identity: args["code_siging_identity"],
                        msg_success: msg_success,
                        msg_error: msg_error,
                        should_crash: should_crash
                ).compose!
            else
            end
        else
        end
    else
        # In a case where the command is not understood
        # assume the line is a ruby line and simply return
        # that line to the starter.rb file to run normally
        return "#{line}"
    end
end