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Revert state diagram class based architecture

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This commit is contained in:
Saurabh Gore
2025-01-24 19:20:40 +05:30
parent c13d988392
commit cd9ca76e39
10 changed files with 581 additions and 692 deletions
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4
packages/mermaid/src/diagrams/state/parser/state-parser.spec.js
View File

@@ -1,4 +1,4 @@
import { StateDB } from '../stateDb.js';
import stateDb from '../stateDb.js';
import stateDiagram from './stateDiagram.jison';
import { setConfig } from '../../../config.js';
@@ -7,9 +7,7 @@ setConfig({
});
describe('state parser can parse...', () => {
let stateDb;
beforeEach(function () {
stateDb = new StateDB();
stateDiagram.parser.yy = stateDb;
stateDiagram.parser.yy.clear();
});

4
packages/mermaid/src/diagrams/state/parser/state-style.spec.js
View File

@@ -1,4 +1,4 @@
import { StateDB } from '../stateDb.js';
import stateDb from '../stateDb.js';
import stateDiagram from './stateDiagram.jison';
import { setConfig } from '../../../config.js';
@@ -7,9 +7,7 @@ setConfig({
});
describe('ClassDefs and classes when parsing a State diagram', () => {
let stateDb;
beforeEach(function () {
stateDb = new StateDB();
stateDiagram.parser.yy = stateDb;
stateDiagram.parser.yy.clear();
});

12
packages/mermaid/src/diagrams/state/shapes.js
View File

@@ -1,6 +1,6 @@
import { line, curveBasis } from 'd3';
import idCache from './id-cache.js';
import { StateDB } from './stateDb.js';
import stateDb from './stateDb.js';
import utils from '../../utils.js';
import common from '../common/common.js';
import { getConfig } from '../../diagram-api/diagramAPI.js';
@@ -414,13 +414,13 @@ let edgeCount = 0;
export const drawEdge = function (elem, path, relation) {
const getRelationType = function (type) {
switch (type) {
case StateDB.relationType.AGGREGATION:
case stateDb.relationType.AGGREGATION:
return 'aggregation';
case StateDB.relationType.EXTENSION:
case stateDb.relationType.EXTENSION:
return 'extension';
case StateDB.relationType.COMPOSITION:
case stateDb.relationType.COMPOSITION:
return 'composition';
case StateDB.relationType.DEPENDENCY:
case stateDb.relationType.DEPENDENCY:
return 'dependency';
}
};
@@ -459,7 +459,7 @@ export const drawEdge = function (elem, path, relation) {
svgPath.attr(
'marker-end',
'url(' + url + '#' + getRelationType(StateDB.relationType.DEPENDENCY) + 'End' + ')'
'url(' + url + '#' + getRelationType(stateDb.relationType.DEPENDENCY) + 'End' + ')'
);
if (relation.title !== undefined) {

469
packages/mermaid/src/diagrams/state/stateDb.js
View File

@@ -1,28 +1,28 @@
import { getConfig } from '../../diagram-api/diagramAPI.js';
import { log } from '../../logger.js';
import { generateId } from '../../utils.js';
import common from '../common/common.js';
import { getConfig } from '../../diagram-api/diagramAPI.js';
import {
clear as commonClear,
getAccDescription,
getAccTitle,
getDiagramTitle,
setAccDescription,
setAccTitle,
getAccTitle,
getAccDescription,
setAccDescription,
clear as commonClear,
setDiagramTitle,
getDiagramTitle,
} from '../common/commonDb.js';
import { dataFetcher, reset as resetDataFetching } from './dataFetcher.js';
import { getDir } from './stateRenderer-v3-unified.js';
import {
DEFAULT_DIAGRAM_DIRECTION,
STMT_STATE,
STMT_RELATION,
STMT_CLASSDEF,
STMT_STYLEDEF,
STMT_APPLYCLASS,
DEFAULT_STATE_TYPE,
DIVIDER_TYPE,
STMT_APPLYCLASS,
STMT_CLASSDEF,
STMT_RELATION,
STMT_STATE,
STMT_STYLEDEF,
} from './stateCommon.js';
const START_NODE = '[*]';
@@ -46,6 +46,15 @@ function newClassesList() {
return new Map();
}
let nodes = [];
let edges = [];
let direction = DEFAULT_DIAGRAM_DIRECTION;
let rootDoc = [];
let classes = newClassesList(); // style classes defined by a classDef
// --------------------------------------
const newDoc = () => {
return {
/** @type {{ id1: string, id2: string, relationTitle: string }[]} */
@@ -54,98 +63,40 @@ const newDoc = () => {
documents: {},
};
};
const clone = (o) => JSON.parse(JSON.stringify(o));
export class StateDB {
constructor() {
this.clear();
// Needed for JISON since it only supports direct properties
this.setRootDoc = this.setRootDoc.bind(this);
this.getDividerId = this.getDividerId.bind(this);
this.setDirection = this.setDirection.bind(this);
this.trimColon = this.trimColon.bind(this);
}
/**
* @private
* @type {Array}
*/
nodes = [];
/**
* @private
* @type {Array}
*/
edges = [];
/**
* @private
* @type {string}
*/
direction = DEFAULT_DIAGRAM_DIRECTION;
/**
* @private
* @type {Array}
*/
rootDoc = [];
/**
* @private
* @type {Map<string, any>}
*/
classes = newClassesList(); // style classes defined by a classDef
/**
* @private
* @type {Object}
*/
documents = {
let documents = {
root: newDoc(),
};
};
/**
* @private
* @type {Object}
*/
currentDocument = this.documents.root;
/**
* @private
* @type {number}
*/
startEndCount = 0;
/**
* @private
* @type {number}
*/
dividerCnt = 0;
let currentDocument = documents.root;
let startEndCount = 0;
let dividerCnt = 0;
static relationType = {
export const lineType = {
LINE: 0,
DOTTED_LINE: 1,
};
export const relationType = {
AGGREGATION: 0,
EXTENSION: 1,
COMPOSITION: 2,
DEPENDENCY: 3,
};
};
setRootDoc(o) {
const clone = (o) => JSON.parse(JSON.stringify(o));
const setRootDoc = (o) => {
log.info('Setting root doc', o);
// rootDoc = { id: 'root', doc: o };
this.rootDoc = o;
}
rootDoc = o;
};
getRootDoc() {
return this.rootDoc;
}
const getRootDoc = () => rootDoc;
/**
* @private
* @param {Object} parent
* @param {Object} node
* @param {boolean} first
*/
docTranslator(parent, node, first) {
const docTranslator = (parent, node, first) => {
if (node.stmt === STMT_RELATION) {
this.docTranslator(parent, node.state1, true);
this.docTranslator(parent, node.state2, false);
docTranslator(parent, node.state1, true);
docTranslator(parent, node.state2, false);
} else {
if (node.stmt === STMT_STATE) {
if (node.id === '[*]') {
@@ -164,6 +115,7 @@ export class StateDB {
let i;
for (i = 0; i < node.doc.length; i++) {
if (node.doc[i].type === DIVIDER_TYPE) {
// debugger;
const newNode = clone(node.doc[i]);
newNode.doc = clone(currentDoc);
doc.push(newNode);
@@ -185,17 +137,17 @@ export class StateDB {
node.doc = doc;
}
node.doc.forEach((docNode) => this.docTranslator(node, docNode, true));
node.doc.forEach((docNode) => docTranslator(node, docNode, true));
}
}
}
getRootDocV2() {
this.docTranslator({ id: 'root' }, { id: 'root', doc: this.rootDoc }, true);
return { id: 'root', doc: this.rootDoc };
};
const getRootDocV2 = () => {
docTranslator({ id: 'root' }, { id: 'root', doc: rootDoc }, true);
return { id: 'root', doc: rootDoc };
// Here
}
};
/**
/**
* Convert all of the statements (stmts) that were parsed into states and relationships.
* This is done because a state diagram may have nested sections,
* where each section is a 'document' and has its own set of statements.
@@ -206,7 +158,7 @@ export class StateDB {
*
* @param _doc
*/
extract(_doc) {
const extract = (_doc) => {
// const res = { states: [], relations: [] };
let doc;
if (_doc.doc) {
@@ -219,7 +171,7 @@ export class StateDB {
// doc = root;
// }
log.info(doc);
this.clear(true);
clear(true);
log.info('Extract initial document:', doc);
@@ -227,7 +179,7 @@ export class StateDB {
log.warn('Statement', item.stmt);
switch (item.stmt) {
case STMT_STATE:
this.addState(
addState(
item.id.trim(),
item.type,
item.doc,
@@ -239,48 +191,38 @@ export class StateDB {
);
break;
case STMT_RELATION:
this.addRelation(item.state1, item.state2, item.description);
addRelation(item.state1, item.state2, item.description);
break;
case STMT_CLASSDEF:
this.addStyleClass(item.id.trim(), item.classes);
addStyleClass(item.id.trim(), item.classes);
break;
case STMT_STYLEDEF:
{
const ids = item.id.trim().split(',');
const styles = item.styleClass.split(',');
ids.forEach((id) => {
let foundState = this.getState(id);
let foundState = getState(id);
if (foundState === undefined) {
const trimmedId = id.trim();
this.addState(trimmedId);
foundState = this.getState(trimmedId);
addState(trimmedId);
foundState = getState(trimmedId);
}
foundState.styles = styles.map((s) => s.replace(/;/g, '')?.trim());
});
}
break;
case STMT_APPLYCLASS:
this.setCssClass(item.id.trim(), item.styleClass);
setCssClass(item.id.trim(), item.styleClass);
break;
}
});
const diagramStates = this.getStates();
const diagramStates = getStates();
const config = getConfig();
const look = config.look;
resetDataFetching();
dataFetcher(
undefined,
this.getRootDocV2(),
diagramStates,
this.nodes,
this.edges,
true,
look,
this.classes
);
this.nodes.forEach((node) => {
dataFetcher(undefined, getRootDocV2(), diagramStates, nodes, edges, true, look, classes);
nodes.forEach((node) => {
if (Array.isArray(node.label)) {
// add the rest as description
node.description = node.label.slice(1);
@@ -295,9 +237,9 @@ export class StateDB {
node.label = node.label[0];
}
});
}
};
/**
/**
* Function called by parser when a node definition has been found.
*
* @param {null | string} id
@@ -309,7 +251,7 @@ export class StateDB {
* @param {null | string | string[]} styles - styles to apply to this state. Can be a string (1 style) or an array of styles. If it's just 1 style, convert it to an array of that 1 style.
* @param {null | string | string[]} textStyles - text styles to apply to this state. Can be a string (1 text test) or an array of text styles. If it's just 1 text style, convert it to an array of that 1 text style.
*/
addState(
export const addState = function (
id,
type = DEFAULT_STATE_TYPE,
doc = null,
@@ -318,12 +260,12 @@ export class StateDB {
classes = null,
styles = null,
textStyles = null
) {
) {
const trimmedId = id?.trim();
// add the state if needed
if (!this.currentDocument.states.has(trimmedId)) {
if (!currentDocument.states.has(trimmedId)) {
log.info('Adding state ', trimmedId, descr);
this.currentDocument.states.set(trimmedId, {
currentDocument.states.set(trimmedId, {
id: trimmedId,
descriptions: [],
type,
@@ -334,27 +276,27 @@ export class StateDB {
textStyles: [],
});
} else {
if (!this.currentDocument.states.get(trimmedId).doc) {
this.currentDocument.states.get(trimmedId).doc = doc;
if (!currentDocument.states.get(trimmedId).doc) {
currentDocument.states.get(trimmedId).doc = doc;
}
if (!this.currentDocument.states.get(trimmedId).type) {
this.currentDocument.states.get(trimmedId).type = type;
if (!currentDocument.states.get(trimmedId).type) {
currentDocument.states.get(trimmedId).type = type;
}
}
if (descr) {
log.info('Setting state description', trimmedId, descr);
if (typeof descr === 'string') {
this.addDescription(trimmedId, descr.trim());
addDescription(trimmedId, descr.trim());
}
if (typeof descr === 'object') {
descr.forEach((des) => this.addDescription(trimmedId, des.trim()));
descr.forEach((des) => addDescription(trimmedId, des.trim()));
}
}
if (note) {
const doc2 = this.currentDocument.states.get(trimmedId);
const doc2 = currentDocument.states.get(trimmedId);
doc2.note = note;
doc2.note.text = common.sanitizeText(doc2.note.text, getConfig());
}
@@ -362,126 +304,123 @@ export class StateDB {
if (classes) {
log.info('Setting state classes', trimmedId, classes);
const classesList = typeof classes === 'string' ? [classes] : classes;
classesList.forEach((cssClass) => this.setCssClass(trimmedId, cssClass.trim()));
classesList.forEach((cssClass) => setCssClass(trimmedId, cssClass.trim()));
}
if (styles) {
log.info('Setting state styles', trimmedId, styles);
const stylesList = typeof styles === 'string' ? [styles] : styles;
stylesList.forEach((style) => this.setStyle(trimmedId, style.trim()));
stylesList.forEach((style) => setStyle(trimmedId, style.trim()));
}
if (textStyles) {
log.info('Setting state styles', trimmedId, styles);
const textStylesList = typeof textStyles === 'string' ? [textStyles] : textStyles;
textStylesList.forEach((textStyle) => this.setTextStyle(trimmedId, textStyle.trim()));
}
textStylesList.forEach((textStyle) => setTextStyle(trimmedId, textStyle.trim()));
}
};
clear(saveCommon) {
this.nodes = [];
this.edges = [];
this.documents = {
export const clear = function (saveCommon) {
nodes = [];
edges = [];
documents = {
root: newDoc(),
};
this.currentDocument = this.documents.root;
currentDocument = documents.root;
// number of start and end nodes; used to construct ids
this.startEndCount = 0;
this.classes = newClassesList();
startEndCount = 0;
classes = newClassesList();
if (!saveCommon) {
commonClear();
}
}
};
getState(id) {
return this.currentDocument.states.get(id);
}
getStates() {
return this.currentDocument.states;
}
logDocuments() {
log.info('Documents = ', this.documents);
}
getRelations() {
return this.currentDocument.relations;
}
export const getState = function (id) {
return currentDocument.states.get(id);
};
/**
export const getStates = function () {
return currentDocument.states;
};
export const logDocuments = function () {
log.info('Documents = ', documents);
};
export const getRelations = function () {
return currentDocument.relations;
};
/**
* If the id is a start node ( [*] ), then return a new id constructed from
* the start node name and the current start node count.
* else return the given id
*
* @param {string} id
* @returns {string} - the id (original or constructed)
* @private
*/
startIdIfNeeded(id = '') {
function startIdIfNeeded(id = '') {
let fixedId = id;
if (id === START_NODE) {
this.startEndCount++;
fixedId = `${START_TYPE}${this.startEndCount}`;
startEndCount++;
fixedId = `${START_TYPE}${startEndCount}`;
}
return fixedId;
}
}
/**
/**
* If the id is a start node ( [*] ), then return the start type ('start')
* else return the given type
*
* @param {string} id
* @param {string} type
* @returns {string} - the type that should be used
* @private
*/
startTypeIfNeeded(id = '', type = DEFAULT_STATE_TYPE) {
function startTypeIfNeeded(id = '', type = DEFAULT_STATE_TYPE) {
return id === START_NODE ? START_TYPE : type;
}
}
/**
/**
* If the id is an end node ( [*] ), then return a new id constructed from
* the end node name and the current start_end node count.
* else return the given id
*
* @param {string} id
* @returns {string} - the id (original or constructed)
* @private
*/
endIdIfNeeded(id = '') {
function endIdIfNeeded(id = '') {
let fixedId = id;
if (id === END_NODE) {
this.startEndCount++;
fixedId = `${END_TYPE}${this.startEndCount}`;
startEndCount++;
fixedId = `${END_TYPE}${startEndCount}`;
}
return fixedId;
}
}
/**
/**
* If the id is an end node ( [*] ), then return the end type
* else return the given type
*
* @param {string} id
* @param {string} type
* @returns {string} - the type that should be used
* @private
*/
endTypeIfNeeded(id = '', type = DEFAULT_STATE_TYPE) {
function endTypeIfNeeded(id = '', type = DEFAULT_STATE_TYPE) {
return id === END_NODE ? END_TYPE : type;
}
}
/**
/**
*
* @param item1
* @param item2
* @param relationTitle
*/
addRelationObjs(item1, item2, relationTitle) {
let id1 = this.startIdIfNeeded(item1.id.trim());
let type1 = this.startTypeIfNeeded(item1.id.trim(), item1.type);
let id2 = this.startIdIfNeeded(item2.id.trim());
let type2 = this.startTypeIfNeeded(item2.id.trim(), item2.type);
export function addRelationObjs(item1, item2, relationTitle) {
let id1 = startIdIfNeeded(item1.id.trim());
let type1 = startTypeIfNeeded(item1.id.trim(), item1.type);
let id2 = startIdIfNeeded(item2.id.trim());
let type2 = startTypeIfNeeded(item2.id.trim(), item2.type);
this.addState(
addState(
id1,
type1,
item1.doc,
@@ -491,7 +430,7 @@ export class StateDB {
item1.styles,
item1.textStyles
);
this.addState(
addState(
id2,
type2,
item2.doc,
@@ -502,71 +441,71 @@ export class StateDB {
item2.textStyles
);
this.currentDocument.relations.push({
currentDocument.relations.push({
id1,
id2,
relationTitle: common.sanitizeText(relationTitle, getConfig()),
});
}
}
/**
/**
* Add a relation between two items. The items may be full objects or just the string id of a state.
*
* @param {string | object} item1
* @param {string | object} item2
* @param {string} title
*/
addRelation(item1, item2, title) {
export const addRelation = function (item1, item2, title) {
if (typeof item1 === 'object') {
this.addRelationObjs(item1, item2, title);
addRelationObjs(item1, item2, title);
} else {
const id1 = this.startIdIfNeeded(item1.trim());
const type1 = this.startTypeIfNeeded(item1);
const id2 = this.endIdIfNeeded(item2.trim());
const type2 = this.endTypeIfNeeded(item2);
const id1 = startIdIfNeeded(item1.trim());
const type1 = startTypeIfNeeded(item1);
const id2 = endIdIfNeeded(item2.trim());
const type2 = endTypeIfNeeded(item2);
this.addState(id1, type1);
this.addState(id2, type2);
this.currentDocument.relations.push({
addState(id1, type1);
addState(id2, type2);
currentDocument.relations.push({
id1,
id2,
title: common.sanitizeText(title, getConfig()),
});
}
}
};
addDescription(id, descr) {
const theState = this.currentDocument.states.get(id);
export const addDescription = function (id, descr) {
const theState = currentDocument.states.get(id);
const _descr = descr.startsWith(':') ? descr.replace(':', '').trim() : descr;
theState.descriptions.push(common.sanitizeText(_descr, getConfig()));
}
};
cleanupLabel(label) {
export const cleanupLabel = function (label) {
if (label.substring(0, 1) === ':') {
return label.substr(2).trim();
} else {
return label.trim();
}
}
};
getDividerId() {
this.dividerCnt++;
return 'divider-id-' + this.dividerCnt;
}
const getDividerId = () => {
dividerCnt++;
return 'divider-id-' + dividerCnt;
};
/**
/**
* Called when the parser comes across a (style) class definition
* @example classDef my-style fill:#f96;
*
* @param {string} id - the id of this (style) class
* @param {string | null} styleAttributes - the string with 1 or more style attributes (each separated by a comma)
*/
addStyleClass(id, styleAttributes = '') {
export const addStyleClass = function (id, styleAttributes = '') {
// create a new style class object with this id
if (!this.classes.has(id)) {
this.classes.set(id, { id: id, styles: [], textStyles: [] }); // This is a classDef
if (!classes.has(id)) {
classes.set(id, { id: id, styles: [], textStyles: [] }); // This is a classDef
}
const foundClass = this.classes.get(id);
const foundClass = classes.get(id);
if (styleAttributes !== undefined && styleAttributes !== null) {
styleAttributes.split(STYLECLASS_SEP).forEach((attrib) => {
// remove any trailing ;
@@ -581,17 +520,17 @@ export class StateDB {
foundClass.styles.push(fixedAttrib);
});
}
}
};
/**
/**
* Return all of the style classes
* @returns {{} | any | classes}
*/
getClasses() {
return this.classes;
}
export const getClasses = function () {
return classes;
};
/**
/**
* Add a (style) class or css class to a state with the given id.
* If the state isn't already in the list of known states, add it.
* Might be called by parser when a style class or CSS class should be applied to a state
@@ -599,19 +538,19 @@ export class StateDB {
* @param {string | string[]} itemIds The id or a list of ids of the item(s) to apply the css class to
* @param {string} cssClassName CSS class name
*/
setCssClass(itemIds, cssClassName) {
itemIds.split(',').forEach((id) => {
let foundState = this.getState(id);
export const setCssClass = function (itemIds, cssClassName) {
itemIds.split(',').forEach(function (id) {
let foundState = getState(id);
if (foundState === undefined) {
const trimmedId = id.trim();
this.addState(trimmedId);
foundState = this.getState(trimmedId);
addState(trimmedId);
foundState = getState(trimmedId);
}
foundState.classes.push(cssClassName);
});
}
};
/**
/**
* Add a style to a state with the given id.
* @example style stateId fill:#f9f,stroke:#333,stroke-width:4px
* where 'style' is the keyword
@@ -621,55 +560,67 @@ export class StateDB {
* @param itemId The id of item to apply the style to
* @param styleText - the text of the attributes for the style
*/
setStyle(itemId, styleText) {
const item = this.getState(itemId);
export const setStyle = function (itemId, styleText) {
const item = getState(itemId);
if (item !== undefined) {
item.styles.push(styleText);
}
}
};
/**
/**
* Add a text style to a state with the given id
*
* @param itemId The id of item to apply the css class to
* @param cssClassName CSS class name
*/
setTextStyle(itemId, cssClassName) {
const item = this.getState(itemId);
export const setTextStyle = function (itemId, cssClassName) {
const item = getState(itemId);
if (item !== undefined) {
item.textStyles.push(cssClassName);
}
}
};
getDirection() {
return this.direction;
}
setDirection(dir) {
this.direction = dir;
}
const getDirection = () => direction;
const setDirection = (dir) => {
direction = dir;
};
trimColon(str) {
return str && str[0] === ':' ? str.substr(1).trim() : str.trim();
}
const trimColon = (str) => (str && str[0] === ':' ? str.substr(1).trim() : str.trim());
getData() {
export const getData = () => {
const config = getConfig();
return {
nodes: this.nodes,
edges: this.edges,
other: {},
config,
direction: getDir(this.getRootDocV2()),
};
}
return { nodes, edges, other: {}, config, direction: getDir(getRootDocV2()) };
};
getConfig() {
return getConfig().state;
}
getAccTitle = getAccTitle;
setAccTitle = setAccTitle;
getAccDescription = getAccDescription;
setAccDescription = setAccDescription;
setDiagramTitle = setDiagramTitle;
getDiagramTitle = getDiagramTitle;
}
export default {
getConfig: () => getConfig().state,
getData,
addState,
clear,
getState,
getStates,
getRelations,
getClasses,
getDirection,
addRelation,
getDividerId,
setDirection,
cleanupLabel,
lineType,
relationType,
logDocuments,
getRootDoc,
setRootDoc,
getRootDocV2,
extract,
trimColon,
getAccTitle,
setAccTitle,
getAccDescription,
setAccDescription,
addStyleClass,
setCssClass,
addDescription,
setDiagramTitle,
getDiagramTitle,
};

30
packages/mermaid/src/diagrams/state/stateDb.spec.js
View File

@@ -1,9 +1,8 @@
import { StateDB } from './stateDb.js';
import stateDb from './stateDb.js';
describe('State Diagram stateDb', () => {
let stateDb;
beforeEach(() => {
stateDb = new StateDB();
stateDb.clear();
});
describe('addStyleClass', () => {
@@ -21,9 +20,8 @@ describe('State Diagram stateDb', () => {
});
describe('addDescription to a state', () => {
let stateDb;
beforeEach(() => {
stateDb = new StateDB();
stateDb.clear();
stateDb.addState('state1');
});
@@ -75,25 +73,3 @@ describe('State Diagram stateDb', () => {
});
});
});
describe('state db class', () => {
let stateDb;
beforeEach(() => {
stateDb = new StateDB();
});
// This is to ensure that functions used in state JISON are exposed as function from StateDb
it('should have functions used in flow JISON as own property', () => {
const functionsUsedInParser = [
'setRootDoc',
'trimColon',
'getDividerId',
'setAccTitle',
'setAccDescription',
'setDirection',
];
for (const fun of functionsUsedInParser) {
expect(Object.hasOwn(stateDb, fun)).toBe(true);
}
});
});

4
packages/mermaid/src/diagrams/state/stateDiagram-v2.spec.js
View File

@@ -1,13 +1,11 @@
import { parser } from './parser/stateDiagram.jison';
import { StateDB } from './stateDb.js';
import stateDb from './stateDb.js';
import stateDiagram from './parser/stateDiagram.jison';
describe('state diagram V2, ', function () {
// TODO - these examples should be put into ./parser/stateDiagram.spec.js
describe('when parsing an info graph it', function () {
let stateDb;
beforeEach(function () {
stateDb = new StateDB();
parser.yy = stateDb;
stateDiagram.parser.yy = stateDb;
stateDiagram.parser.yy.clear();

6
packages/mermaid/src/diagrams/state/stateDiagram-v2.ts
View File

@@ -1,15 +1,13 @@
import type { DiagramDefinition } from '../../diagram-api/types.js';
// @ts-ignore: JISON doesn't support types
import parser from './parser/stateDiagram.jison';
import { StateDB } from './stateDb.js';
import db from './stateDb.js';
import styles from './styles.js';
import renderer from './stateRenderer-v3-unified.js';
export const diagram: DiagramDefinition = {
parser,
get db() {
return new StateDB();
},
db,
renderer,
styles,
init: (cnf) => {

4
packages/mermaid/src/diagrams/state/stateDiagram.spec.js
View File

@@ -1,11 +1,9 @@
import { parser } from './parser/stateDiagram.jison';
import { StateDB } from './stateDb.js';
import stateDb from './stateDb.js';
describe('state diagram, ', function () {
describe('when parsing an info graph it', function () {
let stateDb;
beforeEach(function () {
stateDb = new StateDB();
parser.yy = stateDb;
});

6
packages/mermaid/src/diagrams/state/stateDiagram.ts
View File

@@ -1,15 +1,13 @@
import type { DiagramDefinition } from '../../diagram-api/types.js';
// @ts-ignore: JISON doesn't support types
import parser from './parser/stateDiagram.jison';
import { StateDB } from './stateDb.js';
import db from './stateDb.js';
import styles from './styles.js';
import renderer from './stateRenderer.js';
export const diagram: DiagramDefinition = {
parser,
get db() {
return new StateDB();
},
db,
renderer,
styles,
init: (cnf) => {

26
packages/mermaid/src/mermaidAPI.spec.ts
View File

@@ -837,32 +837,6 @@ graph TD;A--x|text including URL space|B;`)
});
it('should not modify db when rendering different diagrams', async () => {
const stateDiagram1 = await mermaidAPI.getDiagramFromText(
`stateDiagram
direction LR
[*] --> Still
Still --> [*]
Still --> Moving
Moving --> Still
Moving --> Crash
Crash --> [*]`
);
const stateDiagram2 = await mermaidAPI.getDiagramFromText(
`stateDiagram
direction TB
[*] --> Still
Still --> [*]
Still --> Moving
Moving --> Still
Moving --> Crash
Crash --> [*]`
);
// Since stateDiagram will return new Db object each time, we can compare the db to be different.
expect(stateDiagram1.db).not.toBe(stateDiagram2.db);
assert(stateDiagram1.db instanceof StateDB);
assert(stateDiagram2.db instanceof StateDB);
expect(stateDiagram1.db.getDirection()).not.toEqual(stateDiagram2.db.getDirection());
const flowDiagram1 = await mermaidAPI.getDiagramFromText(
`flowchart LR
A -- text --> B -- text2 --> C`