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authorRobert Schumacher <roschuma@microsoft.com>2017-10-13 18:37:41 -0700
committerRobert Schumacher <roschuma@microsoft.com>2017-10-13 18:37:41 -0700
commite17de99599a2f114faab1bb4821fbaad4d266c95 (patch)
tree397fec8a85af3ef002c125ce013eceb60d27116d /toolsrc/src/Paragraphs.cpp
parent1fb5313a881fe0fcfd90dff5255045c8367ee00b (diff)
downloadvcpkg-e17de99599a2f114faab1bb4821fbaad4d266c95.tar.gz
vcpkg-e17de99599a2f114faab1bb4821fbaad4d266c95.zip
[vcpkg] Re-layout all files using new organization scheme.
All filenames and directories are lowercase. Use dots for namespace separation.
Diffstat (limited to 'toolsrc/src/Paragraphs.cpp')
-rw-r--r--toolsrc/src/Paragraphs.cpp304
1 files changed, 0 insertions, 304 deletions
diff --git a/toolsrc/src/Paragraphs.cpp b/toolsrc/src/Paragraphs.cpp
deleted file mode 100644
index 6a6f191df..000000000
--- a/toolsrc/src/Paragraphs.cpp
+++ /dev/null
@@ -1,304 +0,0 @@
-#include "pch.h"
-
-#include "ParagraphParseResult.h"
-#include "Paragraphs.h"
-#include "vcpkg_Files.h"
-#include "vcpkg_GlobalState.h"
-#include "vcpkg_Util.h"
-
-using namespace vcpkg::Parse;
-
-namespace vcpkg::Paragraphs
-{
- struct Parser
- {
- Parser(const char* c, const char* e) : cur(c), end(e) {}
-
- private:
- const char* cur;
- const char* const end;
-
- void peek(char& ch) const
- {
- if (cur == end)
- ch = 0;
- else
- ch = *cur;
- }
-
- void next(char& ch)
- {
- if (cur == end)
- ch = 0;
- else
- {
- ++cur;
- peek(ch);
- }
- }
-
- void skip_comment(char& ch)
- {
- while (ch != '\r' && ch != '\n' && ch != '\0')
- next(ch);
- if (ch == '\r') next(ch);
- if (ch == '\n') next(ch);
- }
-
- void skip_spaces(char& ch)
- {
- while (ch == ' ' || ch == '\t')
- next(ch);
- }
-
- static bool is_alphanum(char ch)
- {
- return (ch >= 'A' && ch <= 'Z') || (ch >= 'a' && ch <= 'z') || (ch >= '0' && ch <= '9');
- }
-
- static bool is_comment(char ch) { return (ch == '#'); }
-
- static bool is_lineend(char ch) { return ch == '\r' || ch == '\n' || ch == 0; }
-
- void get_fieldvalue(char& ch, std::string& fieldvalue)
- {
- fieldvalue.clear();
-
- auto beginning_of_line = cur;
- do
- {
- // scan to end of current line (it is part of the field value)
- while (!is_lineend(ch))
- next(ch);
-
- fieldvalue.append(beginning_of_line, cur);
-
- if (ch == '\r') next(ch);
- if (ch == '\n') next(ch);
-
- if (is_alphanum(ch) || is_comment(ch))
- {
- // Line begins a new field.
- return;
- }
-
- beginning_of_line = cur;
-
- // Line may continue the current field with data or terminate the paragraph,
- // depending on first nonspace character.
- skip_spaces(ch);
-
- if (is_lineend(ch))
- {
- // Line was whitespace or empty.
- // This terminates the field and the paragraph.
- // We leave the blank line's whitespace consumed, because it doesn't matter.
- return;
- }
-
- // First nonspace is not a newline. This continues the current field value.
- // We forcibly convert all newlines into single '\n' for ease of text handling later on.
- fieldvalue.push_back('\n');
- } while (true);
- }
-
- void get_fieldname(char& ch, std::string& fieldname)
- {
- auto begin_fieldname = cur;
- while (is_alphanum(ch) || ch == '-')
- next(ch);
- Checks::check_exit(VCPKG_LINE_INFO, ch == ':', "Expected ':'");
- fieldname = std::string(begin_fieldname, cur);
-
- // skip ': '
- next(ch);
- skip_spaces(ch);
- }
-
- void get_paragraph(char& ch, std::unordered_map<std::string, std::string>& fields)
- {
- fields.clear();
- std::string fieldname;
- std::string fieldvalue;
- do
- {
- if (is_comment(ch))
- {
- skip_comment(ch);
- continue;
- }
-
- get_fieldname(ch, fieldname);
-
- auto it = fields.find(fieldname);
- Checks::check_exit(VCPKG_LINE_INFO, it == fields.end(), "Duplicate field");
-
- get_fieldvalue(ch, fieldvalue);
-
- fields.emplace(fieldname, fieldvalue);
- } while (!is_lineend(ch));
- }
-
- public:
- std::vector<std::unordered_map<std::string, std::string>> get_paragraphs()
- {
- std::vector<std::unordered_map<std::string, std::string>> paragraphs;
-
- char ch;
- peek(ch);
-
- while (ch != 0)
- {
- if (ch == '\n' || ch == '\r' || ch == ' ' || ch == '\t')
- {
- next(ch);
- continue;
- }
-
- paragraphs.emplace_back();
- get_paragraph(ch, paragraphs.back());
- }
-
- return paragraphs;
- }
- };
-
- Expected<std::unordered_map<std::string, std::string>> get_single_paragraph(const Files::Filesystem& fs,
- const fs::path& control_path)
- {
- const Expected<std::string> contents = fs.read_contents(control_path);
- if (auto spgh = contents.get())
- {
- return parse_single_paragraph(*spgh);
- }
-
- return contents.error();
- }
-
- Expected<std::vector<std::unordered_map<std::string, std::string>>> get_paragraphs(const Files::Filesystem& fs,
- const fs::path& control_path)
- {
- const Expected<std::string> contents = fs.read_contents(control_path);
- if (auto spgh = contents.get())
- {
- return parse_paragraphs(*spgh);
- }
-
- return contents.error();
- }
-
- Expected<std::unordered_map<std::string, std::string>> parse_single_paragraph(const std::string& str)
- {
- const std::vector<std::unordered_map<std::string, std::string>> p =
- Parser(str.c_str(), str.c_str() + str.size()).get_paragraphs();
-
- if (p.size() == 1)
- {
- return p.at(0);
- }
-
- return std::error_code(ParagraphParseResult::EXPECTED_ONE_PARAGRAPH);
- }
-
- Expected<std::vector<std::unordered_map<std::string, std::string>>> parse_paragraphs(const std::string& str)
- {
- return Parser(str.c_str(), str.c_str() + str.size()).get_paragraphs();
- }
-
- ParseExpected<SourceControlFile> try_load_port(const Files::Filesystem& fs, const fs::path& path)
- {
- Expected<std::vector<std::unordered_map<std::string, std::string>>> pghs = get_paragraphs(fs, path / "CONTROL");
- if (auto vector_pghs = pghs.get())
- {
- auto csf = SourceControlFile::parse_control_file(std::move(*vector_pghs));
- if (!GlobalState::feature_packages)
- {
- if (auto ptr = csf.get())
- {
- Checks::check_exit(VCPKG_LINE_INFO, ptr->get() != nullptr);
- ptr->get()->core_paragraph->default_features.clear();
- ptr->get()->feature_paragraphs.clear();
- }
- }
- return csf;
- }
- auto error_info = std::make_unique<ParseControlErrorInfo>();
- error_info->name = path.filename().generic_u8string();
- error_info->error = pghs.error();
- return error_info;
- }
-
- Expected<BinaryControlFile> try_load_cached_control_package(const VcpkgPaths& paths, const PackageSpec& spec)
- {
- Expected<std::vector<std::unordered_map<std::string, std::string>>> pghs =
- get_paragraphs(paths.get_filesystem(), paths.package_dir(spec) / "CONTROL");
-
- if (auto p = pghs.get())
- {
- BinaryControlFile bcf;
- bcf.core_paragraph = BinaryParagraph(p->front());
- p->erase(p->begin());
-
- bcf.features =
- Util::fmap(*p, [&](auto&& raw_feature) -> BinaryParagraph { return BinaryParagraph(raw_feature); });
-
- return bcf;
- }
-
- return pghs.error();
- }
-
- LoadResults try_load_all_ports(const Files::Filesystem& fs, const fs::path& ports_dir)
- {
- LoadResults ret;
- for (auto&& path : fs.get_files_non_recursive(ports_dir))
- {
- auto maybe_spgh = try_load_port(fs, path);
- if (const auto spgh = maybe_spgh.get())
- {
- ret.paragraphs.emplace_back(std::move(*spgh));
- }
- else
- {
- ret.errors.emplace_back(std::move(maybe_spgh).error());
- }
- }
- return ret;
- }
-
- std::vector<std::unique_ptr<SourceControlFile>> load_all_ports(const Files::Filesystem& fs,
- const fs::path& ports_dir)
- {
- auto results = try_load_all_ports(fs, ports_dir);
- if (!results.errors.empty())
- {
- if (GlobalState::debugging)
- {
- print_error_message(results.errors);
- }
- else
- {
- for (auto&& error : results.errors)
- {
- System::println(
- System::Color::warning, "Warning: an error occurred while parsing '%s'", error->name);
- }
- System::println(System::Color::warning,
- "Use '--debug' to get more information about the parse failures.\n");
- }
- }
- return std::move(results.paragraphs);
- }
-
- std::map<std::string, VersionT> load_all_port_names_and_versions(const Files::Filesystem& fs,
- const fs::path& ports_dir)
- {
- auto all_ports = load_all_ports(fs, ports_dir);
-
- std::map<std::string, VersionT> names_and_versions;
- for (auto&& port : all_ports)
- names_and_versions.emplace(port->core_paragraph->name, port->core_paragraph->version);
-
- return names_and_versions;
- }
-}