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path: root/commands/msgview/close.go
blob: 4ce15c4f43e418ce1330a42ded3ec7bf15adf69a (plain) (blame)
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package msgview

import (
	"errors"

	"git.sr.ht/~sircmpwn/aerc/widgets"
)

func init() {
	register("close", CommandClose)
}

func CommandClose(aerc *widgets.Aerc, args []string) error {
	if len(args) != 1 {
		return errors.New("Usage: close")
	}
	mv, _ := aerc.SelectedTab().(*widgets.MessageViewer)
	aerc.RemoveTab(mv)
	return nil
}
or: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
//: Jump primitives

:(scenario jump_can_skip_instructions)
def main [
  jump 1:offset
  1:num <- copy 1
]
+run: jump {1: "offset"}
-run: {1: "number"} <- copy {1: "literal"}
-mem: storing 1 in location 1

:(before "End Primitive Recipe Declarations")
JUMP,
:(before "End Primitive Recipe Numbers")
put(Recipe_ordinal, "jump", JUMP);
:(before "End Primitive Recipe Checks")
case JUMP: {
  if (SIZE(inst.ingredients) != 1) {
    raise << maybe(get(Recipe, r).name) << "'" << to_original_string(inst) << "' should get exactly one ingredient\n" << end();
    break;
  }
  if (!is_literal(inst.ingredients.at(0))) {
    raise << maybe(get(Recipe, r).name) << "first ingredient of '" << to_original_string(inst) << "' should be a label or offset, but '" << inst.ingredients.at(0).name << "' has type '" << names_to_string_without_quotes(inst.ingredients.at(0).type) << "'\n" << end();
    break;
  }
  if (!inst.products.empty()) {
    raise << maybe(get(Recipe, r).name) << "'jump' instructions write no products\n" << end();
    break;
  }
  break;
}
:(before "End Primitive Recipe Implementations")
case JUMP: {
  assert(current_instruction().ingredients.at(0).initialized);
  current_step_index() += ingredients.at(0).at(0)+1;
  trace(Callstack_depth+1, "run") << "jumping to instruction " << current_step_index() << end();
  // skip rest of this instruction
  write_products = false;
  fall_through_to_next_instruction = false;
  break;
}

//: special type to designate jump targets
:(before "End Mu Types Initialization")
put(Type_ordinal, "offset", 0);

:(scenario jump_backward)
def main [
  jump 1:offset  # 0 -+
  jump 3:offset  #    |   +-+ 1
                 #   \/  /\ |
  jump -2:offset #  2 +-->+ |
]                #         \/ 3
+run: jump {1: "offset"}
+run: jump {-2: "offset"}
+run: jump {3: "offset"}

:(scenario jump_takes_no_products)
% Hide_errors = true;
def main [
  1:num <- jump 1
]
+error: main: 'jump' instructions write no products

:(before "End Primitive Recipe Declarations")
JUMP_IF,
:(before "End Primitive Recipe Numbers")
put(Recipe_ordinal, "jump-if", JUMP_IF);
:(before "End Primitive Recipe Checks")
case JUMP_IF: {
  if (SIZE(inst.ingredients) != 2) {
    raise << maybe(get(Recipe, r).name) << "'" << to_original_string(inst) << "' should get exactly two ingredients\n" << end();
    break;
  }
  if (!is_mu_address(inst.ingredients.at(0)) && !is_mu_scalar(inst.ingredients.at(0))) {
    raise << maybe(get(Recipe, r).name) << "'" << to_original_string(inst) << "' requires a boolean for its first ingredient, but '" << inst.ingredients.at(0).name << "' has type '" << names_to_string_without_quotes(inst.ingredients.at(0).type) << "'\n" << end();
    break;
  }
  if (!is_literal(inst.ingredients.at(1))) {
    raise << maybe(get(Recipe, r).name) << "'" << to_original_string(inst) << "' requires a label or offset for its second ingredient, but '" << inst.ingredients.at(1).name << "' has type '" << names_to_string_without_quotes(inst.ingredients.at(1).type) << "'\n" << end();
    break;
  }
  if (!inst.products.empty()) {
    raise << maybe(get(Recipe, r).name) << "'jump-if' instructions write no products\n" << end();
    break;
  }
  // End JUMP_IF Checks
  break;
}
:(before "End Primitive Recipe Implementations")
case JUMP_IF: {
  assert(current_instruction().ingredients.at(1).initialized);
  if (!scalar_ingredient(ingredients, 0)) {
    trace(Callstack_depth+1, "run") << "jump-if fell through" << end();
    break;
  }
  current_step_index() += ingredients.at(1).at(0)+1;
  trace(Callstack_depth+1, "run") << "jumping to instruction " << current_step_index() << end();
  // skip rest of this instruction
  write_products = false;
  fall_through_to_next_instruction = false;
  break;
}

:(scenario jump_if)
def main [
  jump-if 999, 1:offset
  123:num <- copy 1
]
+run: jump-if {999: "literal"}, {1: "offset"}
+run: jumping to instruction 2
-run: {123: "number"} <- copy {1: "literal"}
-mem: storing 1 in location 123

:(scenario jump_if_fallthrough)
def main [
  jump-if 0, 1:offset
  123:num <- copy 1
]
+run: jump-if {0: "literal"}, {1: "offset"}
+run: jump-if fell through
+run: {123: "number"} <- copy {1: "literal"}
+mem: storing 1 in location 123

:(scenario jump_if_on_address)
def main [
  10:num/alloc-id, 11:num <- copy 0, 999
  jump-if 10:&:number, 1:offset
  123:num <- copy 1
]
+run: jump-if {10: ("address" "number")}, {1: "offset"}
+run: jumping to instruction 3
-run: {123: "number"} <- copy {1: "literal"}
-mem: storing 1 in location 123

:(before "End Primitive Recipe Declarations")
JUMP_UNLESS,
:(before "End Primitive Recipe Numbers")
put(Recipe_ordinal, "jump-unless", JUMP_UNLESS);
:(before "End Primitive Recipe Checks")
case JUMP_UNLESS: {
  if (SIZE(inst.ingredients) != 2) {
    raise << maybe(get(Recipe, r).name) << "'" << to_original_string(inst) << "' should get exactly two ingredients\n" << end();
    break;
  }
  if (!is_mu_address(inst.ingredients.at(0)) && !is_mu_scalar(inst.ingredients.at(0))) {
    raise << maybe(get(Recipe, r).name) << "'" << to_original_string(inst) << "' requires a boolean for its first ingredient, but '" << inst.ingredients.at(0).name << "' has type '" << names_to_string_without_quotes(inst.ingredients.at(0).type) << "'\n" << end();
    break;
  }
  if (!is_literal(inst.ingredients.at(1))) {
    raise << maybe(get(Recipe, r).name) << "'" << to_original_string(inst) << "' requires a label or offset for its second ingredient, but '" << inst.ingredients.at(1).name << "' has type '" << names_to_string_without_quotes(inst.ingredients.at(1).type) << "'\n" << end();
    break;
  }
  if (!inst.products.empty()) {
    raise << maybe(get(Recipe, r).name) << "'jump' instructions write no products\n" << end();
    break;
  }
  // End JUMP_UNLESS Checks
  break;
}
:(before "End Primitive Recipe Implementations")
case JUMP_UNLESS: {
  assert(current_instruction().ingredients.at(1).initialized);
  if (scalar_ingredient(ingredients, 0)) {
    trace(Callstack_depth+1, "run") << "jump-unless fell through" << end();
    break;
  }
  current_step_index() += ingredients.at(1).at(0)+1;
  trace(Callstack_depth+1, "run") << "jumping to instruction " << current_step_index() << end();
  // skip rest of this instruction
  write_products = false;
  fall_through_to_next_instruction = false;
  break;
}

:(scenario jump_unless)
def main [
  jump-unless 0, 1:offset
  123:num <- copy 1
]
+run: jump-unless {0: "literal"}, {1: "offset"}
+run: jumping to instruction 2
-run: {123: "number"} <- copy {1: "literal"}
-mem: storing 1 in location 123

:(scenario jump_unless_fallthrough)
def main [
  jump-unless 999, 1:offset
  123:num <- copy 1
]
+run: jump-unless {999: "literal"}, {1: "offset"}
+run: jump-unless fell through
+run: {123: "number"} <- copy {1: "literal"}
+mem: storing 1 in location 123