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basic reset command

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This commit is contained in:
Raghu Rajagopalan
2016-03-27 14:45:26 +05:30
parent 7b0e2513bd
commit 422d78cbcd
4 changed files with 35 additions and 16 deletions
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9
src/diagrams/gitGraph/gitGraphAst.js
View File

@@ -41,6 +41,14 @@ exports.checkout = function(branch) {
var id = branches[curBranch];
head = commits[id];
}
exports.reset = function(ref) {
log.debug("in reset");
var commit = ref == 'HEAD' ? head : commits[branches[ref]];
head = commit;
branches[curBranch] = commit.id;
}
exports.clear = function () {
commits = {};
head = null;
@@ -52,3 +60,4 @@ exports.getBranches = function() { return branches; }
exports.getCommits = function() { return commits; }
exports.getCurrentBranch = function() { return curBranch; }
exports.getDirection = function() { return direction; }
exports.getHead = function() { return head; }

13
src/diagrams/gitGraph/gitGraphParser.spec.js
View File

@@ -76,22 +76,23 @@ describe('when parsing a gitGraph',function() {
expect(parser.yy.getCurrentBranch()).toBe("master");
});
it('should handle branch statement', function () {
it('it should reset a branch', function () {
var str = 'gitGraph:\n' +
'commit\n' +
'commit\n' +
'branch newbranch\n' +
'checkout newbranch\n' +
'commit\n' +
'commit\n';
'reset master\n';
console.log(parser.parse(str));
var commits = parser.yy.getCommits();
console.log(commits);
expect(Object.keys(commits).length).toBe(4);
expect(parser.yy.getCurrentBranch()).toBe("master");
expect(Object.keys(parser.yy.getBranches())).toContain('newbranch');
expect(Object.keys(parser.yy.getBranches()).length).toBe(2);
expect(Object.keys(commits).length).toBe(3);
expect(parser.yy.getCurrentBranch()).toBe("newbranch");
expect(parser.yy.getBranches()["newbranch"]).toEqual(parser.yy.getBranches()["master"]);
expect(parser.yy.getHead().id).toEqual(parser.yy.getBranches()["newbranch"]);
});
});

8
src/diagrams/gitGraph/parser/gitGraph.jison
View File

@@ -61,9 +61,15 @@ statement
| BRANCH ID {yy.branch($2)}
| CHECKOUT ID {yy.checkout($2)}
| MERGE ID {yy.merge($2)}
;
| RESET reset_arg {yy.reset($2)}
;
commit_arg
: /* empty */ {$$ = ""}
| STR {$$=$1}
;
reset_arg
: 'HEAD'
| ID
;

21
src/diagrams/gitGraph/parser/gitGraph.js
View File

@@ -72,14 +72,14 @@
}
*/
var gitGraph = (function(){
var o=function(k,v,o,l){for(o=o||{},l=k.length;l--;o[k[l]]=v);return o},$V0=[7,11,12,14,16,17],$V1=[2,3],$V2=[1,10],$V3=[1,11],$V4=[1,12],$V5=[1,13],$V6=[1,14];
var o=function(k,v,o,l){for(o=o||{},l=k.length;l--;o[k[l]]=v);return o},$V0=[7,11,12,14,16,17,18],$V1=[2,3],$V2=[1,10],$V3=[1,11],$V4=[1,12],$V5=[1,13],$V6=[1,14],$V7=[1,15];
var parser = {trace: function trace() {
Jison.print.apply(null, arguments);
},
yy: {},
symbols_: {"error":2,"start":3,"GG":4,":":5,"document":6,"EOF":7,"DIR":8,"line":9,"statement":10,"NL":11,"COMMIT":12,"commit_arg":13,"BRANCH":14,"ID":15,"CHECKOUT":16,"MERGE":17,"STR":18,"$accept":0,"$end":1},
terminals_: {2:"error",4:"GG",5:":",7:"EOF",8:"DIR",11:"NL",12:"COMMIT",14:"BRANCH",15:"ID",16:"CHECKOUT",17:"MERGE",18:"STR"},
productions_: [0,[3,4],[3,5],[6,0],[6,2],[9,2],[9,1],[10,2],[10,2],[10,2],[10,2],[13,0],[13,1]],
symbols_: {"error":2,"start":3,"GG":4,":":5,"document":6,"EOF":7,"DIR":8,"line":9,"statement":10,"NL":11,"COMMIT":12,"commit_arg":13,"BRANCH":14,"ID":15,"CHECKOUT":16,"MERGE":17,"RESET":18,"reset_arg":19,"STR":20,"HEAD":21,"$accept":0,"$end":1},
terminals_: {2:"error",4:"GG",5:":",7:"EOF",8:"DIR",11:"NL",12:"COMMIT",14:"BRANCH",15:"ID",16:"CHECKOUT",17:"MERGE",18:"RESET",20:"STR",21:"HEAD"},
productions_: [0,[3,4],[3,5],[6,0],[6,2],[9,2],[9,1],[10,2],[10,2],[10,2],[10,2],[10,2],[13,0],[13,1],[19,1],[19,1]],
performAction: function anonymous(yytext, yyleng, yylineno, yy, yystate /* action[1] */, $$ /* vstack */, _$ /* lstack */) {
/* this == yyval */
@@ -113,15 +113,18 @@ case 10:
yy.merge($$[$0])
break;
case 11:
this.$ = ""
yy.reset($$[$0])
break;
case 12:
this.$ = ""
break;
case 13:
this.$=$$[$0]
break;
}
},
table: [{3:1,4:[1,2]},{1:[3]},{5:[1,3],8:[1,4]},o($V0,$V1,{6:5}),{5:[1,6]},{7:[1,7],9:8,10:9,11:$V2,12:$V3,14:$V4,16:$V5,17:$V6},o($V0,$V1,{6:15}),{1:[2,1]},o($V0,[2,4]),{11:[1,16]},o($V0,[2,6]),{11:[2,11],13:17,18:[1,18]},{15:[1,19]},{15:[1,20]},{15:[1,21]},{7:[1,22],9:8,10:9,11:$V2,12:$V3,14:$V4,16:$V5,17:$V6},o($V0,[2,5]),{11:[2,7]},{11:[2,12]},{11:[2,8]},{11:[2,9]},{11:[2,10]},{1:[2,2]}],
defaultActions: {7:[2,1],17:[2,7],18:[2,12],19:[2,8],20:[2,9],21:[2,10],22:[2,2]},
table: [{3:1,4:[1,2]},{1:[3]},{5:[1,3],8:[1,4]},o($V0,$V1,{6:5}),{5:[1,6]},{7:[1,7],9:8,10:9,11:$V2,12:$V3,14:$V4,16:$V5,17:$V6,18:$V7},o($V0,$V1,{6:16}),{1:[2,1]},o($V0,[2,4]),{11:[1,17]},o($V0,[2,6]),{11:[2,12],13:18,20:[1,19]},{15:[1,20]},{15:[1,21]},{15:[1,22]},{15:[1,25],19:23,21:[1,24]},{7:[1,26],9:8,10:9,11:$V2,12:$V3,14:$V4,16:$V5,17:$V6,18:$V7},o($V0,[2,5]),{11:[2,7]},{11:[2,13]},{11:[2,8]},{11:[2,9]},{11:[2,10]},{11:[2,11]},{11:[2,14]},{11:[2,15]},{1:[2,2]}],
defaultActions: {7:[2,1],18:[2,7],19:[2,13],20:[2,8],21:[2,9],22:[2,10],23:[2,11],24:[2,14],25:[2,15],26:[2,2]},
parseError: function parseError(str, hash) {
if (hash.recoverable) {
this.trace(str);
@@ -616,7 +619,7 @@ case 6:return 14;
break;
case 7:return 17;
break;
case 8:return 'RESET';
case 8:return 18;
break;
case 9:return 16;
break;
@@ -632,7 +635,7 @@ case 14:this.begin("string");
break;
case 15:this.popState();
break;
case 16:return 18;
case 16:return 20;
break;
case 17:return 15;
break;