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Add a block to reverse a list (#844)

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Esse commit está contido em:
Tim Dawborn
2017-01-22 05:48:42 +11:00
commit de Andrew n marshall
pai f6168e1364
commit 46316c7cea
12 arquivos alterados com 240 adições e 1 exclusões
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blocks/lists.js
+24
Ver Arquivo
@@ -841,3 +841,27 @@ Blockly.Blocks['lists_split'] = {
this.updateType_(xmlElement.getAttribute('mode'));
}
};
Blockly.Blocks['lists_reverse'] = {
/**
* Block for reversing a list.
* @this Blockly.Block
**/
init: function() {
this.jsonInit({
"message0": Blockly.Msg.LISTS_REVERSE_MESSAGE0,
"args0": [
{
"type": "input_value",
"name": "LIST",
"check": "Array"
}
],
"output": "Array",
"inputsInline": true,
"colour": Blockly.Blocks.lists.HUE,
"tooltip": Blockly.Msg.LISTS_REVERSE_TOOLTIP,
"helpUrl": Blockly.Msg.LISTS_REVERSE_HELPURL
});
}
};
generators/dart/lists.js
+9
Ver Arquivo
@@ -450,3 +450,12 @@ Blockly.Dart['lists_split'] = function(block) {
var code = input + '.' + functionName + '(' + delimiter + ')';
return [code, Blockly.Dart.ORDER_UNARY_POSTFIX];
};
Blockly.Dart['lists_reverse'] = function(block) {
// Block for reversing a list.
var list = Blockly.Dart.valueToCode(block, 'LIST',
Blockly.Dart.ORDER_NONE) || '[]';
// XXX What should the operator precedence be for a `new`?
var code = 'new List.from(' + list + '.reversed)';
return [code, Blockly.Dart.ORDER_UNARY_POSTFIX];
};
generators/javascript/lists.js
+8
Ver Arquivo
@@ -392,3 +392,11 @@ Blockly.JavaScript['lists_split'] = function(block) {
var code = input + '.' + functionName + '(' + delimiter + ')';
return [code, Blockly.JavaScript.ORDER_FUNCTION_CALL];
};
Blockly.JavaScript['lists_reverse'] = function(block) {
// Block for reversing a list.
var list = Blockly.JavaScript.valueToCode(block, 'LIST',
Blockly.JavaScript.ORDER_FUNCTION_CALL) || '[]';
var code = list + '.slice().reverse()';
return [code, Blockly.JavaScript.ORDER_FUNCTION_CALL];
};
generators/lua/lists.js
+17
Ver Arquivo
@@ -363,3 +363,20 @@ Blockly.Lua['lists_split'] = function(block) {
var code = functionName + '(' + input + ', ' + delimiter + ')';
return [code, Blockly.Lua.ORDER_HIGH];
};
Blockly.Lua['lists_reverse'] = function(block) {
// Block for reversing a list.
var list = Blockly.Lua.valueToCode(block, 'LIST',
Blockly.Lua.ORDER_NONE) || '{}';
var functionName = Blockly.Lua.provideFunction_(
'list_reverse',
['function ' + Blockly.Lua.FUNCTION_NAME_PLACEHOLDER_ + '(input)',
' local reversed = {}',
' for i = #input, 1, -1 do',
' table.insert(reversed, input[i])',
' end',
' return reversed',
'end']);
var code = 'list_reverse(' + list + ')';
return [code, Blockly.Lua.ORDER_HIGH];
};
generators/php/lists.js
+8
Ver Arquivo
@@ -502,3 +502,11 @@ Blockly.PHP['lists_split'] = function(block) {
var code = functionName + '(' + value_delim + ', ' + value_input + ')';
return [code, Blockly.PHP.ORDER_FUNCTION_CALL];
};
Blockly.PHP['lists_reverse'] = function(block) {
// Block for reversing a list.
var list = Blockly.PHP.valueToCode(block, 'LIST',
Blockly.PHP.ORDER_COMMA) || '[]';
var code = 'array_reverse(' + list + ')';
return [code, Blockly.PHP.ORDER_FUNCTION_CALL];
};
generators/python/lists.js
+8
Ver Arquivo
@@ -353,3 +353,11 @@ Blockly.Python['lists_split'] = function(block) {
}
return [code, Blockly.Python.ORDER_FUNCTION_CALL];
};
Blockly.Python['lists_reverse'] = function(block) {
// Block for reversing a list.
var list = Blockly.Python.valueToCode(block, 'LIST',
Blockly.Python.ORDER_NONE) || '[]';
var code = 'list(reversed(' + list + '))';
return [code, Blockly.Python.ORDER_FUNCTION_CALL];
};
msg/json/en.json
+4 -1
Ver Arquivo
@@ -1,7 +1,7 @@
{
"@metadata": {
"author": "Ellen Spertus <ellen.spertus@gmail.com>",
"lastupdated": "2017-01-18 10:58:30.631169",
"lastupdated": "2017-01-20 09:40:15.080443",
"locale": "en",
"messagedocumentation" : "qqq"
},
@@ -343,6 +343,9 @@
"LISTS_SPLIT_WITH_DELIMITER": "with delimiter",
"LISTS_SPLIT_TOOLTIP_SPLIT": "Split text into a list of texts, breaking at each delimiter.",
"LISTS_SPLIT_TOOLTIP_JOIN": "Join a list of texts into one text, separated by a delimiter.",
"LISTS_REVERSE_HELPURL": "",
"LISTS_REVERSE_MESSAGE0": "reverse %1",
"LISTS_REVERSE_TOOLTIP": "Reverse a copy of a list.",
"ORDINAL_NUMBER_SUFFIX": "",
"VARIABLES_GET_HELPURL": "https://github.com/google/blockly/wiki/Variables#get",
"VARIABLES_GET_TOOLTIP": "Returns the value of this variable.",
msg/json/qqq.json
+3
Ver Arquivo
@@ -337,6 +337,9 @@
"LISTS_SPLIT_WITH_DELIMITER": "block text - Prompts for a letter to be used as a separator when splitting or joining text.",
"LISTS_SPLIT_TOOLTIP_SPLIT": "tooltip - See [https://github.com/google/blockly/wiki/Lists#make-list-from-text https://github.com/google/blockly/wiki/Lists#make-list-from-text] for more information.",
"LISTS_SPLIT_TOOLTIP_JOIN": "tooltip - See [https://github.com/google/blockly/wiki/Lists#make-text-from-list https://github.com/google/blockly/wiki/Lists#make-text-from-list] for more information.",
"LISTS_REVERSE_HELPURL": "url - Information describing reversing a list.",
"LISTS_REVERSE_MESSAGE0": "Reverse a list of items %1.",
"LISTS_REVERSE_TOOLTIP": "tooltip - See [https://github.com/google/blockly/wiki/Lists#reversing-a-list].",
"ORDINAL_NUMBER_SUFFIX": "grammar - Text that follows an ordinal number (a number that indicates position relative to other numbers). In most languages, such text appears before the number, so this should be blank. An exception is Hungarian. See [[Translating:Blockly#Ordinal_numbers]] for more information.",
"VARIABLES_GET_HELPURL": "url - Information about ''variables'' in computer programming. Consider using your language's translation of [https://en.wikipedia.org/wiki/Variable_(computer_science) https://en.wikipedia.org/wiki/Variable_(computer_science)], if it exists.",
"VARIABLES_GET_TOOLTIP": "tooltip - This gets the value of the named variable without modifying it.",
msg/messages.js
+7
Ver Arquivo
@@ -1039,6 +1039,13 @@ Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT = 'Split text into a list of texts, breaki
/// https://github.com/google/blockly/wiki/Lists#make-text-from-list] for more information.
Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN = 'Join a list of texts into one text, separated by a delimiter.';
/// url - Information describing reversing a list.
Blockly.Msg.LISTS_REVERSE_HELPURL = 'https://github.com/google/blockly/wiki/Lists#reversing-a-list';
/// block text - Title of block that returns a copy of a list (%1) with the order of items reversed.
Blockly.Msg.LISTS_REVERSE_MESSAGE0 = 'reverse %1';
/// tooltip - Short description for a block that reverses a copy of a list.
Blockly.Msg.LISTS_REVERSE_TOOLTIP = 'Reverse a copy of a list.';
/// grammar - Text that follows an ordinal number (a number that indicates
/// position relative to other numbers). In most languages, such text appears
/// before the number, so this should be blank. An exception is Hungarian.
tests/generators/index.html
+1
Ver Arquivo
@@ -296,6 +296,7 @@ h1 {
<block type="lists_getSublist"></block>
<block type="lists_sort"></block>
<block type="lists_split"></block>
<block type="lists_reverse"></block>
</category>
<category name="Colour" colour="20">
<block type="colour_picker"></block>
tests/generators/lists.xml
+150
Ver Arquivo
@@ -54,6 +54,11 @@
<next>
<block type="procedures_callnoreturn">
<mutation name="test sort numeric"></mutation>
<next>
<block type="procedures_callnoreturn">
<mutation name="test reverse"></mutation>
</block>
</next>
</block>
</next>
</block>
@@ -8131,4 +8136,149 @@
</block>
</statement>
</block>
<block type="procedures_defnoreturn" x="13" y="20463">
<field name="NAME">test reverse</field>
<comment pinned="false" h="80" w="160">Tests the "list reverse" block.</comment>
<statement name="STACK">
<block type="variables_set">
<field name="VAR">list</field>
<value name="VALUE">
<block type="lists_create_with" inline="true">
<mutation items="4"></mutation>
<value name="ADD0">
<block type="math_number">
<field name="NUM">8</field>
</block>
</value>
<value name="ADD1">
<block type="math_number">
<field name="NUM">18</field>
</block>
</value>
<value name="ADD2">
<block type="math_number">
<field name="NUM">-1</field>
</block>
</value>
<value name="ADD3">
<block type="math_number">
<field name="NUM">64</field>
</block>
</value>
</block>
</value>
<next>
<block type="unittest_assertequals" inline="false">
<value name="MESSAGE">
<block type="text">
<field name="TEXT">reverse a copy</field>
</block>
</value>
<value name="ACTUAL">
<block type="lists_reverse">
<value name="LIST">
<block type="variables_get">
<field name="VAR">list</field>
</block>
</value>
</block>
</value>
<value name="EXPECTED">
<block type="lists_create_with" inline="true">
<mutation items="4"></mutation>
<value name="ADD0">
<block type="math_number">
<field name="NUM">64</field>
</block>
</value>
<value name="ADD1">
<block type="math_number">
<field name="NUM">-1</field>
</block>
</value>
<value name="ADD2">
<block type="math_number">
<field name="NUM">18</field>
</block>
</value>
<value name="ADD3">
<block type="math_number">
<field name="NUM">8</field>
</block>
</value>
</block>
</value>
<next>
<block type="unittest_assertequals" inline="false">
<value name="MESSAGE">
<block type="text">
<field name="TEXT">reverse a copy original</field>
</block>
</value>
<value name="ACTUAL">
<block type="variables_get">
<field name="VAR">list</field>
</block>
</value>
<value name="EXPECTED">
<block type="lists_create_with" inline="true">
<mutation items="4"></mutation>
<value name="ADD0">
<block type="math_number">
<field name="NUM">8</field>
</block>
</value>
<value name="ADD1">
<block type="math_number">
<field name="NUM">18</field>
</block>
</value>
<value name="ADD2">
<block type="math_number">
<field name="NUM">-1</field>
</block>
</value>
<value name="ADD3">
<block type="math_number">
<field name="NUM">64</field>
</block>
</value>
</block>
</value>
<next>
<block type="variables_set">
<field name="VAR">list</field>
<value name="VALUE">
<block type="lists_create_empty"></block>
</value>
<next>
<block type="unittest_assertequals" inline="false">
<value name="MESSAGE">
<block type="text">
<field name="TEXT">empty list</field>
</block>
</value>
<value name="ACTUAL">
<block type="lists_reverse">
<value name="LIST">
<block type="variables_get">
<field name="VAR">list</field>
</block>
</value>
</block>
</value>
<value name="EXPECTED">
<block type="lists_create_empty"></block>
</value>
</block>
</next>
</block>
</next>
</block>
</next>
</block>
</next>
</block>
</statement>
</block>
</xml>
tests/playground.html
+1
Ver Arquivo
@@ -681,6 +681,7 @@ h1 {
</value>
</block>
<block type="lists_sort"></block>
<block type="lists_reverse"></block>
</category>
<category name="Colour" colour="20">
<block type="colour_picker"></block>